The interplay between quantum mechanics and gravity is the greatest puzzle of our time, and solving it will unlock the secrets of the universe.

"A book is a dream that you hold in your hand."

I don't care if you're black, white, straight, bisexual, gay, lesbian, short, tall, fat, skinny, rich or poor. If you're nice to me, I'll be nice to you. Simple as that.

The only thing that you absolutely have to know is the location of the library.

你什么时候能给妈长回脸？