Leadership means making tough decisions today that will benefit future generations.

译文：期待有一天能在高远之处实现志向，然后坦然从容地前行。

我不是悲观主义者，我是一个受过悲观主义训练的乐观主义者。

The more acute the experience, the less articulate its expression.

保持对知识的渴望，你将永远不会缺乏机会。

The highest manifestation of life consists in this: that a being governs its own actions.A thing which is always subject to the direction of another is somewhat of a dead thing.