最好的投资是押注未来。

社会无法发展出有效、低成本的合同执行机制，是历史上停滞和当代第三世界欠发达的最重要根源。

The challenge of leadership is to be strong, but not rude; be kind, but not weak; be bold, but not bully; be thoughtful, but not lazy; be humble, but not timid; be proud, but not arrogant; have humor, but without folly.

Cities are a stage where life is played out.