Efficiency is doing things right; effectiveness is doing the right things.

Light is the soul of architecture.

The difference between a good business and a bad business is that good businesses throw up one easy decision after another. The bad businesses throw up painful decisions time after time.

Life's too short to hang out with people who aren't resourceful.

城市是一所学校，它的建筑是老师。

When you lead， your real job is to create more leaders， not more followers.

如果一切都很完美，你就永远不会学习和成长。