The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion.
The attosecond timescale is to electron motion what the high-speed camera was to studying animal locomotion.
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.
I believe that if you'll just stand up and go, life will open up for you.
经济进步既依赖于新想法，也依赖于更好的实施。