所有才能中最有价值的是能用一句话时绝不用两句话。
帮助某人的最好方法是赋予他们帮助自己的能力。
The most important single central fact about a free market is that no exchange takes place unless both parties benefit.
Language is not just a tool for communication, but also a vessel for thought.
The only limits in life are the ones you set for yourself.