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The past is always changing, because we are always changing our relationship to it.

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.

The more enlightened our houses are, the more their walls ooze ghosts.

The most sustainable plastic is the one that never needs to be made in the first place.

The universe is not only stranger than we imagine, it is stranger than we can imagine.

短期收益永遠不應以長期可持續性為代價。