The multiverse is not a theory, but a prediction of certain theories.
衣服和食物不是天上掉下来的,是通过辛勤劳动换来的。
"The most important thing is to have a good story and to tell it in an interesting way."
科学中真正的挑战不仅是理解自然,而且是利用自然来改善人类。
A man takes a rocket ship into the stars, and all I got is this broken guitar.