The test of a first-rate intelligence is the ability to hold two opposed ideas in the mind at the same time, and still retain the ability to function.

预测未来的最好方法就是创造未来。

子贡问：“孔文子凭什么获得‘文’的称号？”孔子说：“灵敏又好学，向比自己学问差的人请教时，不觉得没面子，所以称为‘文’。”