To write is to give oneself over to the world, to let the world in, and to let it change you.

能源独立是任何主权国家的战略优先事项。

教学应服从于人类心智发展的规律。

"The best way to find out if you can trust somebody is to trust them."

当目标是取得有意义的进展时，合作胜过竞争。

发现的道路很少是一条直线。