The most important thing in science is not so much to obtain new facts as to discover new ways of thinking about them.

有志之士珍惜每一年的光阴；贤德之人，珍惜每一天的光阴；而圣人则会珍惜每一寸的光阴。

当现有约束被放松时，经济增长就会发生，这使得个人能够追求以前无法获得的机会。

"To be a writer is to be interested in everything."

教育是对人力资本的投资，会以更高生产率的形式获得回报。