Habit is far more dependable than inspiration. Make progress by making habits. Don‘t focus on getting into shape. Focus on becoming the kind of person who never misses a workout.

不要自怨自艾，因为这解决不了任何问题。

The game of history is usually played by the best and the worst over the heads of the majority in the middle.

可持续性不是一种选择，而是我们对下一代的责任。

In the end, we will remember not the words of our enemies, but the silence of our friends.

Science should serve humanity, not the other way around.

Efficiency in forestry doesn't mean cutting more—it means making every tree count.

网球是一项残酷的运动。没有平局。如果你输了，你就出局了。你必须准备好接受这一点。

我不是为了纪录而比赛。我打球是因为我热爱这项运动。