The difference between an optimist and a pessimist? An optimist laughs to forget, but a pessimist forgets to laugh.

The difference between an optimist and a pessimist? An optimist laughs to forget, but a pessimist forgets to laugh.

乐观主义者和悲观主义者的区别是什么?乐观的人笑着忘记，而悲观的人忘记笑。

-- Tom Bodett 汤姆·博德特