Innovation is not just about new ideas, but about executing them brilliantly.

To teach how to live without certainty and yet without being paralyzed by hesitation is perhaps the chief thing that philosophy， in our age， can do for those who study it.

Success is doing what you want to do, when you want, where you want, with whom you want, as much as you want.

When the legislative and executive powers are united in the same person， or in the same body of magistrates， there can be no liberty.

译文：青春容易逝去，学问却很难获得成功，所以每一寸光阴都不能轻易放过。赏析：生命短暂，学问却无穷尽，我们要在有限的生命里去追求高深的学问。不要待到岁月逝去时，才后悔莫及。