The greatest poverty is not to live in a physical desert, but to live as an exile in one's own heart.
The only learning which significantly influences behavior is self-discovered, self-appropriated learning.
创造就是活两次。
The best mathematics is simple, but not too simple.
对于非礼的事，上等到的士人根本不想；对于非礼的事，中等的士人从来不说；对于非礼的事，下等的士人紧闭门户。
The true measure of a civilization is how it treats its weakest members.
Science is not just about discovery; it's about understanding and connecting the dots.