In the end, we will remember not the words of our enemies, but the silence of our friends.
最终,我们记住的不是敌人的话语,而是朋友的沉默。
The price of freedom is eternal vigilance.
人性中最深刻的原则是对被欣赏的渴望。
物理学的美在于它能够用简单而优雅的理论解释复杂的事物。
每一天都是改变生活的新机会。
To find a truth that is true to me, to find an idea for which I am willing to live and die.
我不想完美,我只想真实。