                                                                                                                                                                                                                                                                                                1 + 1 = 2    0.5 + 0.5 = 1                                                                                                                                                                                                                                                                                                                                                                                                                                                                   佛曰                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             