It's OK to have your eggs in one basket as long as you control what happens to that basket.
只要你能左右一颗树的未来，那么你是可以在那棵树上吊死的。
富人和你我不同——他们钱更多，同情心更少。
Keep your circle small and your dreams big.
Natural experiments are a powerful tool for understanding causal relationships in the real world.
The greatest discovery of my generation is that human beings can alter their lives by altering their attitudes of mind.
The best way to predict the future is to invent it.