The best way of learning about anything is by doing.

Civilization will not last, freedom will not survive, peace will not be kept, unless a very large majority of the people unite to defend them.

The purpose of computation is insight, not numbers.

Chemistry is the bridge between the microscopic world and the reality we see every day.

创新不仅仅是技术，而是不同的思维方式。

一个人的性格就是他的命运。

Welcome, O life! I go to encounter for the millionth time the reality of experience and to forge in the smithy of my soul the uncreated conscience of my race.

时间是最民主的东西；它平等地给予每个人，但每个人使用它的方式不同。