You can have all the talent in the world, but if you don’t work hard, it won’t matter.

The truth is rarely pure and never simple.

去爱就是冒险一切，但不去爱则是冒更大的险。

林业领导力需要耐心——就像我们管理的树木一样，真正的影响是随着时间的推移而增长的。

The end of history will be a very sad time. The struggle for recognition, the willingness to risk one's life for a purely abstract goal, the worldwide ideological struggle that called forth daring, courage, imagination, and idealism, will be replaced by economic calculation, the endless solving of technical problems, environmental concerns, and the satisfaction of sophisticated consumer demands.

译文：立志别挑简单的目标，做事别躲困难的任务。