Without freedom there can be no morality.
没有自由就不会有道德。
Life is about making an impact, not making an income.
Time is a slippery thing: lose hold of it once, and its string might sail out of your hands forever.
心灵这张地图，给我们指引前方的道路，而外貌这张地图，则记录我们走过的路途。这张地图从来都不丑陋。
科学不仅是理性的学科，也是浪漫和激情的学科。