Human nature is not nearly as bad as it has been thought to be... In fact it can be said that the possibilities of human nature have customarily been sold short.

No one was ever lost on a straight road.

For honest merit to succeed amid the tricks and intrigues which are now so lamentably common, I know is difficult; but the honor of success is increased by the obstacles which are to be surmounted. Let me triumph as a man or not at all.

Perseverance is more prevailing than violence; and many things which cannot be overcome when they are together, yield themselves up when taken little by little.

I do not think much of a man who is not wiser today than he was yesterday.

The most important principle for self discovery and to taste success is rather than changing other's attitude changes your own. And always remember same sun which melts the butter also hardens the clay