亲代投资是理解性别差异起源的关键。
"Parental investment is the key to understanding the origins of sex differences."
Men become civilized, not in proportion to their willingness to believe, but in proportion to their readiness to doubt.
The biggest risk is not taking any risk. In a world that is changing quickly, the only strategy that is guaranteed to fail is not taking risks.
美丽的东西终将毁灭。
——《在山西实业界学界及各党派欢迎会的演说》（1912年9月20日）
商业成功始于诚信，没有诚信，再好的战略也会失败。
我试图创造像变色龙一样的建筑，随环境而变化。