最大的风险是不冒险。

对海洋的研究向我们表明，生命在几年前被认为不可能的条件下也是可能的。

You are never too old to set another goal or to dream a new dream.

I'm just trying to be the best I can be.

不同元素的原子通过它们的重量相互区分。

Concerning the gods, I cannot know either that they exist or that they do not exist, nor what form they might have, for there is much to prevent one's knowing: the obscurity of the subject and the shortness of man's life.

对于那些感受的人来说，世界是一场悲剧，但对于那些思考的人来说，世界是一场喜剧。

The mark of mediocrity is to look for precedent.