Knowledge rests not upon truth alone, but upon error also.

Knowledge rests not upon truth alone, but upon error also.

It isn't the mountains ahead that wear you out, it's the grain of sand in your shoe. -Unknown.

It isn't the mountains ahead that wear you out, it's the grain of sand in your shoe. -Unknown.

The only true wisdom consists in knowing that you know nothing. -Unknown.

The only true wisdom consists in knowing that you know nothing. -Unknown.

One of the greatest pieces of economic wisdom is to know what you do not know.

One of the greatest pieces of economic wisdom is to know what you do not know.

The real problem is what to do with the problem-solvers after the problems are solved.

The real problem is what to do with the problem-solvers after the problems are solved.

The willingness to accept responsibility for one's own life is the source from which self-respect springs.

The willingness to accept responsibility for one's own life is the source from which self-respect springs.

I think your whole life shows in your face and you should be proud of that.

I think your whole life shows in your face and you should be proud of that.

Discretion of speech is more than eloquence, and to speak agreeably to him with whom we deal is more than read more

Discretion of speech is more than eloquence, and to speak agreeably to him with whom we deal is more than to speak in good words, or in good order.

Experience is what you get when you don't get what you want.

Experience is what you get when you don't get what you want.