说某事就是执行一项行动，而执行行动就是用言辞来实现某事。

Sustainability isn't an option; it's our responsibility to the next generation.

The real tragedy of the poor is that they can afford nothing but self-denial.

Loneliness is a lifelong companion, an established fact. Instead of denying it, fighting it, and avoiding it needlessly, you’d better accept it, let it protect you from going home in the crowd, and let it accompany you to breakfast on Saturday morning and tidy up the sunshine.

Leadership is about making tough decisions today that will benefit the next generation.