数学的真正力量在于它简化复杂事物的能力，使不可理解的事物变得可理解。
Men and women who turn their lives over to God will discover that He can make a lot more out of their lives than they can.
手会记住头脑忘记的东西。
The only way to do great work is to love what you do.
I don't know how to do anything half-way.
Success is meaningless if you don't have the right people to share it with.