Nothing tells in the long run like a good judgment, and no sound judgment can remain with the man whose mind is disturbed by the mercurial changes of the stock exchange. It places him under an influence akin to intoxication. What is not, he sees, and what he sees, is not.

I choose free libraries as the best agencies for improving the masses of the people, because they give nothing for nothing. They only help those who help themselves.

The man who dies rich, dies disgraced.

The average person puts only 25% of his energy and ability into his work. The world takes off its hat to those who put in more than 50% of their capacity, and stands on its head for those few and far between souls who devote 100%.

When I did big things, some large corporations like the Pennsylvania Railroad Company were behind me and responsible party.

Concentrate your energies, your thoughts and your capital. The wise man puts all his eggs in one basket and watches the basket.

The public only knows one side of [Mark Mark Twain] - the amusing part. Little does it suspect that he was a man of strong convictions upon political and social questions and a moralist of no mean order.