Everything human is pathetic. The secret source of humor itself is not joy but sorrow. There is no humor in heaven.

Everything human is pathetic. The secret source of humor itself is not joy but sorrow. There is no humor in heaven.

人类的一切都是可悲的。幽默的秘密来源不是快乐，而是悲伤。天堂里没有幽默。

-- Mark Twain 马克·吐温