The biggest risk is not taking any risk at all.

The power elite is composed of men whose positions enable them to transcend the ordinary environments of ordinary men and women; they are in positions to make decisions having major consequences.

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.

数学让我们看到支配周围世界的隐藏结构。

如果我们想在行业中创造有意义的变革，就必须挑战现状。

The only person you should try to be better than is the person you were yesterday.