处理一个不自由的世界的唯一方法是变得如此绝对自由，以至于你的存在本身就是一种反叛。
The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion.
逻辑的法则就是真理的法则。
生命不止，奋斗不息。
地理学的研究是对地球作为人类居住地的研究。
When you solve a mathematical problem, you don't just get the answer - you understand why it's the answer.