我不想孤单，我想被单独留下。

领导力在于让他人因你的存在而变得更好，并确保这种影响在你离开后依然持续。

Never stop questioning how things can be done better—complacency is the enemy of progress.

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.