The structure of DNA was a puzzle that demanded to be solved.

世界是一个问号。

The first duty of a revolutionary is to be educated.

The mathematics of spin glasses revealed a hidden structure that applies to many seemingly unrelated problems.

Every challenge is an opportunity to learn and grow.

圣人不期望完全效法古代，不墨守一成不变的旧规。

The great and chief end, therefore, of men's uniting into commonwealths and putting themselves under government is the preservation of their property.

Truth needs no ornate decoration.

"You have to be able to confront reality but also inspire hope."