你不能让赞美或批评影响到你。陷入其中任何一种都是弱点。

Teaching is my greatest work of art.

"The past is never dead. It's not even past."

我们必须拥抱变化并引领变化，否则就会被抛在后面。

Climate change is the greatest threat to global forests, but also our greatest opportunity for innovation.

At the risk of seeming ridiculous, let me say that the true revolutionary is guided by a great feeling of love.