"You have to work hard to get to the top, but you have to work even harder to stay there."

爱与被爱就像从两面感受阳光。

年轻人必须为履行生活所赋予他们的职责充实自己，同时要抵制生活的诱惑。

"Never confuse movement with action."

The improver of natural knowledge absolutely refuses to acknowledge authority as such.