The only way to learn mathematics is to do mathematics.
We are in the midst of a digital revolution that is transforming the way we live, work, and communicate.
唯一真正的监狱是我们为自己建造的监狱。
度过生活的唯一方法就是笑着度过它。你要么笑,要么哭。我更喜欢笑。哭会让我头疼。
In seeking truth you have to get both sides of a story.