Conflict is the gadfly of thought. It stirs us to observation and memory. It instigates to invention. It shocks us out of sheeplike passivity, and sets us at noting and contriving.

In business, you have to be willing to take risks, but they must be calculated risks.

To build is to take a stand in the world.

智慧是对痛苦的理解，对喜悦的感激，以及对过去的接受。

I think it's merely the randomness of the winning and losing process that I want to stress, because the emphasis nowadays is so much on the justice of everything, and politicians always talk about justice. Now I'm a firm believer in justice, I just think that it's impossible. So we should do everything we can to pursue it, but we should always remember that whoever is facing us, whatever has happened in their lives, there will be a strong element of the haphazard. That's what I'm trying to leave room for; otherwise, it can get quite claustrophobic.

The silence of Marcel Duchamp is overrated.