The study of complex systems has taught us that simple rules can give rise to incredibly complex behavior.

如果你没有前进，那你就是在落后。

——在日本与宫崎寅藏谈论其革命宗旨与方法，1897年

Psychology should concern itself not with static elements, but with the dynamic interplay between organism and environment.

现在是过去的未来，但过去是现在的未来。

Every morning upon waking, strive to be wiser than you were the day before.

数学不是关于数字、方程、计算或算法的：它是关于理解的。