An optimist sees an opportunity in every calamity.A pessimist sees a calamity in every opportunity.

An optimist sees an opportunity in every calamity.A pessimist sees a calamity in every opportunity.

乐观的人在灾难中看到机会。悲观主义者在每一个机会中都看到灾难。

-- Winston Churchill 温斯顿·丘吉尔