在数学中，提出问题的艺术必须比解决问题更有价值。

诗人的任务是让沉默发声。

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

Leadership is about vision, but also about the willingness to listen and adapt.

Freedom of men under government is to have a standing rule to live by, common to everyone, and not to be subject to the inconstant, uncertain, arbitrary will of another man.

I like to be a free spirit. Some don’t like that, but that’s the way I am.