沉默的人拥有最掷地有声的头脑。

The right of nature... is the liberty each man hath, to use his own power, as he will himself, for the preservation of his own nature; that is to say, of his own life.

The hardest part of returning to a truly wild environment is leaving behind the mechanical distractions of modern life.

唯一真正的知识是自知之明。