Lock up your libraries if you like; but there is no gate, no lock, no bolt that you can set upon the freedom of my mind.
市场是一位伟大的老师,但它收取高昂的学费。
翻译:不同的人从不同的角度看待同一事物,会有不同的见解。
Economic policies should be evaluated based on their real-world impact.
我们讲述的故事塑造了我们生活的世界。