The right of nature... is the liberty each man hath, to use his own power, as he will himself, for the preservation of his own nature; that is to say, of his own life.

A poem begins in delight and ends in wisdom.

盈利和环境责任并不相互排斥，如果做得对，它们是相辅相成的。

When basic needs are insecure, all idealism withers.

解释：齐国是强国，利用它的强大进攻宋国，让他逞强，燕国就可以乘机打败齐国；齐国是大国，利用它的大国野心吞并宋国，增加土地，燕国就可以乘机进攻。