The more time I spent on mathematics, the more excited I got.
在量子力学中,观察的行为会改变被观察的系统。
你在组织中爬得越高,你的问题就越行为化。
I'm very shy, believe it or not. It's true.
A shortage is a sign that somebody is keeping the price artificially lower than it would be if supply and demand were allowed to operate freely.