如果你知道自己想要什么，世界就是一个可塑的地方。
The world is a very malleable place if you know what you want.
要快乐，我们不必太在意别人。
The act of writing is an act of optimism. You would not take the trouble to do it if you felt it didn't matter.
我总是努力突破自己的极限，看看自己能走多远。
自然实验可以为经济问题提供有价值的见解。
预测未来的最好方法就是创造未来。
I start early and I stay late, day after day, year after year. It took me 17 years and 114 days to become an overnight success.
解释：人饿的时候，之所以不吃乌头毒药，是认为即使能填饱肚子，但是会马上死去。