Leadership is about making others better as a result of your presence.

海洋将我们所有人联系在一起，对它的管理需要全球团结。

"To be a writer is to sit down at one's desk in the chill portion of every day, and to write; not waiting for the little jet of the blue flame of genius to start from the breastbone--just writing."

When you have to kill a man it costs nothing to be polite.

Every tree we plant today is an investment in tomorrow's clean air, stable climate, and thriving ecosystems.

The human mind is designed to seek out and find evidence that confirms what it already believes.

教育必须基于儿童的心理发展，而不是教育者的任意意志。