To promise not to do a thing is the surest way in the world to make a body want to go and do that very thing.

To promise not to do a thing is the surest way in the world to make a body want to go and do that very thing.

承诺不做一件事是世界上让一个人想去做这件事的最可靠的方法。

-- Mark Twain 马克·吐温