The purpose of education is not to fill the minds of students with facts but to teach them to think.
教育的目的不是用事实填满学生的头脑，而是教会他们思考。
The most important single central fact about a free market is that no exchange takes place unless both parties benefit.
The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion.
我不是在装酷，我只是在做自己。
最も強い人間は、自分の弱さを認めることができる人だ。