失败不可怕，可怕的是不敢尝试。

The art of cryptography is to make the cost of breaking the system exceed the value of the information protected.

Anyone can enjoy the perks of notoriety now and the duration of fame has been lengthened from Andy Warhol’s brief 15 minutes to a good 15 months if you’re willing to do certain things on camera.

最大的痛苦莫过于心中有个未讲的故事。