不要为了别人而活,要为自己而活。
The only existence we conceive is the existence of sensible things.
"The future belongs to those who dare to dream and have the courage to pursue those dreams."
"The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion."
I cannot live without books.
技术应该为人类服务,而不是反过来。
The minimum content of natural law is necessary for any legal system.