There is no royal road to a successful life, as there is no royal road to learning. It has got to be hard knocks, morning, noon, and night, and fixity of purpose.

You learn more from getting your butt kicked than getting it kissed.

Teaching is the royal road to learning.

You can make up your mind to do one of two things: You can have a good time in life, or you can have a successful life, but you can't have both. You have got to make up your mind at the start which of the two you are going to have.

Fundamentally, the basis of all modern progress is the efficiency of labor. And the only sure road to restored prosperity is through the thrift and hard work of our people as a whole.

Money is often a matter of chance or good fortune and is not the mark of a successful life. It is not the thing that brings a throb of pleasure or a thrill into my life. And I would not pose as a successful man if that were to be the measure.