自由贸易能够提高国家整体的生产效益。
Every improvement in the circumstances of the society tends either directly or indirectly to raise the real rent of land, to increase the real wealth of the landlord, his power of purchasing the labour, or the produce of the labour of other people.
我不创造乌托邦，我描绘现实。
The computer is a medium of expression, like a piano is a medium of expression.