Mathematics is not a careful march down a well-cleared highway, but a journey into a strange wilderness, where the explorers often get lost.
数学不是沿着一条清理干净的高速公路小心翼翼地行进，而是一次进入陌生荒野的旅程，探险者常常会迷路。
With a library you are free, not confined by temporary political climates. It is the most democratic of institutions because no one - but no one at all - can tell you what to read and when and how.
一旦社会接受了财产不像上帝的法律那样神圣，并且没有法律和公共正义的力量来保护它的观念，无政府状态和暴政就会开始。
灵魂被放置在身体里，就像一颗粗糙的钻石，必须经过打磨，否则它的光泽永远不会显现。
根据自然法，所有人都是自由的。
