我不再是个孩子了，我是个年轻人。

领导力是关于今天做出艰难的决定，这些决定将使后代受益。

Don't interfere with anything in the Constitution. That must be maintained, for it is the only safeguard of our liberties. And not to Democrats alone do I make this appeal, but to all who love these great and true principles.

统计学是从数据中学习的科学。

The artist must be a philosopher and a poet.

解析：金玉满堂，无法守藏；如果富贵到了骄横的程度，那是自己留下了祸根。

The novel is a mirror walking down the road.