世界上充满了显而易见的事情，却没有人注意到。

解释：说同样的话，由于说话的人不同，人们心中的看法也会随之改变。

成功是最好的报复。

People can be divided into these types: strangers, acquaintances, familiar people, friends, and close friends. True friendship isn't about compliments to your face, but whether you're mentioned when they talk about friends behind your back.

对自然的研究是永恒的乐趣。

We come nearest to the great when we are great in humility.