The heart is the household divinity which, discharging its function, nourishes, cherishes, and quickens the whole body.
Mathematics is not just a collection of abstract theories, but a language that describes the universe.
未来只是一个我们用来逃避现在的概念。
You have to believe in yourself when no one else does.
The power of abstraction allows us to see the common threads that run through seemingly disparate problems.