译文：心头治病必须要用治疗心病的药物，解开铃铛还是需要系铃铛的人。赏析：遇到任何问题，我们要探究根本原因，才能对症下药，收到事半功倍的效果。病急乱投医，只看表面现象，不去深究深层原因，做事只会功亏一篑。

The idea of a margin of safety, a Graham precept, will never be obsolete. The idea of making the market your servant will never be obsolete. The idea of being objective and dispassionate will never be obsolete.

现代时代最重要的政治发展是现代国家的崛起。

Everything that happens once can never happen again. But everything that happens twice will surely happen a third time.