成功是个糟糕的老师。它诱使聪明人以为自己不会失败。

Memory is not a fixed entity but a reconstructive process influenced by context and experience.

The only purpose for which power can be rightfully exercised over any member of a civilized community， against his will， is to prevent harm to others.

I think the best way to give back is to be a good person.

The worst of having a romance of any kind is that it leaves one so unromantic.

The future of democracy depends on its ability to adapt to new challenges and to renew itself.