抽象的力量使数学能够超越物理现实的限制。
The power of abstraction is what allows mathematics to transcend the limits of physical reality.
书是你握在手中的一个梦。
Words have the power to heal, to destroy, and to create.
I think the best thing you can do is to be true to yourself and to be honest with yourself.
A culture of accountability drives performance.
种树的最佳时间是20年前，次佳时间是现在。