我们越是深入量子世界，就越意识到我们不知道的东西有多少。

I don't sing to be perfect, I sing to be alive.

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!

现实主义不是复制自然，而是理解其本质。