地球上生命的未来取决于我们采取行动的能力。许多人正在尽其所能，但只有我们的社会、经济和政治发生变化，才能取得真正的成功。

The best anti-poverty program is a growing economy with good jobs.

History is not the past. It is the method we have evolved of organizing our ignorance of the past.

读书时刻苦用心，才能达到一字千金的层次。

We must balance short-term demands with long-term sustainability to create lasting value.