Innovation requires both creativity and rigorous testing.

To be a moral human being is to pay, be obliged to pay, certain kinds of attention.

The best leaders are those who empower others to lead.

The past explains the present - that is the fundamental premise of evolutionary psychology.

君主对于有才能的贤良之人应当抬举，让他处于尊位，富贵绵长；对于没有能力且无德的人应当废弃，让他贫困低贱，成为受驱使的奴仆。

A film should challenge the viewer, not just entertain.

经济周期的福利成本并非周期本身，而在于人们是风险厌恶的。