The only way to learn mathematics is to do mathematics.
Fiction allows us to tell truths that are too slippery for nonfiction.
林业创新不仅仅是技术问题,更是思维方式的转变。
The capitalist achievement does not typically consist in providing more silk stockings for queens but in bringing them within the reach of factory girls in return for steadily decreasing amounts of effort.
选择那些傻瓜也能经营的企业——因为迟早会有傻瓜来经营它。