Security is sleeping in the back seat of the car...When you're a little kid, and you've ben somewhere with your Mom and Dad, and it's night, and you're riding home in the car, you can sleep in the back seat...You don't have to worry about anything...Your Mom and Dad are in the front seat, and they do all the worrying...But it doesn't last! Suddenly, you're grown up, and it can never be that way again!

最好的故事是挑战我们假设的故事。

算法研究既关乎逻辑和数学，也关乎创造力。

广义相对论已经通过了我们所有的测试，甚至在超大质量黑洞附近也是如此。

我喜欢对一堵墙说话，世界上只有它不会反驳我。