The great struggle of the twentieth century was between liberalism and totalitarianism.

I'm not perfect, but I'm trying my best.

To love is to suffer, but to suffer is also to love.

The curves in my buildings are not arbitrary. They are purposeful responses to context, light and movement.

The best way to learn mathematics is to do mathematics.

数学的美在于它让我们无需离开椅子就能探索宇宙。

永远不要低估渐进式改进的力量。

The dialogue that happens between the viewer and the work of art is really the art.