If you don't make mistakes, you're not trying hard enough.
科学中最重要的不是获得新的事实,而是发现新的思考方式。
The Moving Finger writes; and, having writ, Moves on: nor all thy Piety nor Wit Shall lure it back to cancel half a Line, Nor all thy Tears wash out a Word of it.
The whole problem with the world is that fools and fanatics are always so certain of themselves, and wiser people so full of doubts.
普通法最好被理解为一个旨在最大化社会财富的体系。