The only way to learn a new programming language is by writing programs in it.
The world needs reliable energy, and coal still plays a critical role in providing it.
数学不是一项观赏性运动。
艺术可以是重获历史的一种方式。
The idea that a bell rings to signal when investors should get into or out of the stock market is simply not credible.
The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion.