In a world filled with hate, we must still dare to hope. In a world filled with anger, we must still dare to comfort. In a world filled with despair, we must still dare to dream. And in a world filled with distrust, we must still dare to believe.
在一个充满仇恨的世界里，我们仍然要敢于希望。在一个充满愤怒的世界里，我们仍然要敢于安慰。在一个充满绝望的世界里，我们仍然要敢于梦想。在一个充满怀疑的世界里，我们仍然要敢于相信。
The right of nature... is the liberty each man hath, to use his own power, as he will himself, for the preservation of his own nature; that is to say, of his own life.
The scientist is a lover of truth for the very love of truth itself, wherever it may lead.
Three grand essentials to happiness in this life are something to do, something to love, and something to hope for.
All that is in motion must be at peace； it is not what is at rest that should be considered peaceful.
记忆是脆弱的，但文学可以把它从遗忘中拯救出来。
悲观导致软弱，乐观带来力量。
因此，人们联合成联邦并使自己处于政府之下的伟大和主要目的是保护他们的财产。
The most beautiful things are often the simplest.
The most elegant theories are useless if they don't correspond to reality.
The best ideas often come from listening to those closest to the problem.