What do we call visible light? We call it color. But the colors are only the names we give to the way light behaves when it hits something.

I went to the woods because I wanted to live deliberately. I wanted to live deep and suck out all the marrow of life. To put to rout all that was not life. And not, when I had come to die, discover that I had not lived.

我变得疯狂，而在长时间的可怕清醒间歇中度日。