Liberty consists in doing what one desires.
生存可以总结为三个字——永不放弃。这就是它的核心。只要继续努力。
死者是最执着的历史学家。
"I am not interested in the psychology of characters, but in the psychology of situations."
Leadership is not about being in charge. It's about taking care of those in your charge.
心灵是一个相互关联的过程系统。
Every problem in mathematics is an opportunity to learn something new.