There is no such thing on this earth as something for nothing.

We throw all our attention on the utterly idle question whether A has done as well as B, when the only question is whether A has done as well as he could.

The great force for forging a society into a solid mass has always been war.

A fool is wiser in his own house than a sage is in another man's house.

We live in a war of two antagonistic ethical philosophies, the ethical policy taught in the books and schools, and the success policy.

I never have known a man of ordinary common-sense who did not urge upon his sons, from earliest childhood, doctrines of economy and the practice of accumulation.

It is not the function of the State to make men happy. They must make themselves happy in their own way, and at their own risk. The functions of the State lie entirely in the conditions or chances under which the pursuit of happiness is carried on.