概率论本质上不过是常识的微积分化。
The theory of probabilities is at bottom nothing but common sense reduced to calculus.
系统有子系统，子系统有子系统，等等，这是无限的，这就是为什么我们总是从头开始。
A person must go through hard work to achieve something.
The best ideas come from collaboration and diverse perspectives.
The historian is a prophet looking backwards.
Sustainable development requires balancing economic growth with environmental protection.