To understand behavior, look for the utility in it.
要理解行为，就要寻找其中的效用。
A person must go through hard work to achieve something.
你读得越多，知道的事情就越多。你学得越多，能去的地方就越多。
世界就是所有实际情况。
Success is not just about making money; it's about making a difference.
If you can't understand why someone is doing something, look at the consequences of their actions, whatever they might be, and then infer the motivations from their consequences.