The poor are often more entrepreneurial than the rich, but they lack the tools to succeed.
穷人往往比富人更具创业精神，但他们缺乏成功的工具。
To be free is not to have the power to do anything you want, but to have the power to do what is right.
The concept of a legal system presupposes the concept of a rule.
历史研究不仅关乎过去，也关乎理解现在和塑造未来。
可持续发展不是成本，而是我们一生中最大的创新机会。