拥有美好一天的唯一方法是以积极的态度开始它。

The alternation of motion is ever proportional to the motive force impressed; and is made in the direction of the right line in which that force is impressed.

Facts do not speak for themselves. They speak for or against competing theories. Facts divorced from theories or visions are mere isolated curiosities.

"The only real failure in life is not to be true to the best one knows."

Dearer than eye-sight, space, and liberty; Beyond what can be valued, rich or rare;

I don’t think I’ve ever been bored in my life. There’s always something to think about.

Decision making is the heart of administration, and the heart of decision making is art rather than science.