Sustainability isn't an option; it's a responsibility we owe to the next generation.

我认为成功的关键是对你所做的事情充满热情。

"We don't inherit poverty from our parents; we inherit their fears."

The man who believes that the secrets of the world are forever hidden lives in mystery and fear. Superstition will drag him down. The rain will erode the deeds of his life. But that man who sets himself the task of singling out the thread of order from the tapestry will by the decision alone have taken charge of the world and it is only by such taking charge that he will effect a way to dictate the terms of his own fate.

Success is doing what you want to do, when you want, where you want, with whom you want, as much as you want.

以孩子们能理解的方式写一些困难的主题是很重要的。

这种想象力的第一个成果——以及体现它的社会科学的第一个教训——是个人只有将自己定位在他的时代中，才能理解自己的经历并衡量自己的命运，只有意识到他所在环境中所有个体的机会，他才能知道自己的生活机会。