I would not dare to say that there is a direct relation between mathematics and madness, but there is no doubt that great mathematicians suffer from maniacal characteristics.

It's not always rainbows and butterflies, it's compromise that moves us along.

一辈子不要做对不起人的事，世上就不会有恨自己的人。

建筑的本质在于它改变生活的能力。