有时最难的并非放手，而是学会重新开始。

I can't change where I come from or what I've been through, so why should I be ashamed of what makes me, me?

The real moral test of a society is how it treats those who are at the dawn of life, the children; those who are in the twilight of life, the aged; and those who are in the shadow of life, the sick, the needy and the handicapped.

The Langlands program is not just a collection of conjectures but a way of thinking about mathematics.

丰田模式的关键及其独特之处不在于任何单一要素，而在于将所有要素整合为一个系统。必须每天以非常一致的方式实践，而非断断续续。