What important is man should live in righteousness, in natural love for mankind.

You can fool all the people some of the time, and some of the people all the time, but you cannot fool all the people all the time.

Peace cannot be kept by force; it can only be achieved by understanding.

To turn really interesting ideas and fledgling technologies into a company that can continue to innovate for years, it requires a lot of disciplines.

We welcome the scrutiny of the world - because what you see in America is a country that has steadily worked to address our problems and make our union more perfect.

An investment in knowledge pays the best interest. 

The short words are best, and the old words are the best of all.

My rule of life prescribed as an absolutely sacred rite smoking cigar and also the drinking of alcohol before, after and if need be during all meals and in the interval between them.

Laughter is America's most important export.

The roots of education are bitter, but the fruit is sweet.

They say President Wilson has blundered. Perhaps he has, but I notice he usually blunders forward.

The dogmas of the quiet past are inadequate to the stormy present. The occasion is piled high with difficulty, and we must rise with the occasion. As our case is new, so we must think anew and act anew.