The writer's secret is not inspiration—for it is never clear where it comes from—but stubbornness, endurance.

A sustainable business isn't just good for the planet—it's good for business.

Music can change the world because it can change people's thoughts.

The best way to learn about poverty is to go out and talk to the poor themselves.

希伯来人比其他任何国家都更致力于文明人类。

积极心理学不仅仅是微笑；它是关于什么使生活值得过的科学研究。