You have to spend some energy and effort to see the beauty of math.
地球撞上太阳还需要1千百万百万百万百万年,所以眼下没有啥好担心的!
Keep your face always toward the sunshine—and shadows will fall behind you.
Everyone wants a better life: very few of us want to be better people.
"Fiction is the lie through which we tell the truth."