永远不要停止学习，因为世界永远不会停止变化。
Never stop learning because the world never stops changing.
Freedom is not merely the opportunity to do as one pleases; neither is it merely the opportunity to choose between set alternatives. Freedom is, first of all, the chance to formulate the available choices, to argue over them—and then, the opportunity to choose.
理性是冰冷的太阳，它给予光明却不给予温暖。
你能经历的最大冒险就是过你梦想的生活。
对付一个不自由的世界的唯一方法，就是变得如此绝对自由，以至于你的存在本身就是一种反抗。
人们改变了，却忘了告诉对方。