社会制度应该建立在个人自由和财产权的基础上，这是繁荣和稳定的关键。

Sustainability isn't a destination—it's a daily practice.

The metropolis has always been the seat of the money economy.

Every detail matters, because every detail is part of the whole.

The invention of the cotton gin was the result of necessity and observation.

如果你没有失败，说明你不够努力。