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.

"I don't know what the future holds, but I know who holds the future."

实验室笔记本是科学家最诚实的伙伴。

在观察的领域里，机遇只偏爱那种有准备的头脑。