No man ever went broke overestimating the ignorance of the American public..

The common man, no matter how sharp and tough, actually enjoys having the wool pulled over his eyes, and makes it easier for the puller..

There is no class of people in the world, who have such good memories as creditors..

Engage in one kind of business only, and stick to it faithfully until you succeed, or until you conclude to abandon it. A constant hammering on one n….

Constant hammering on one nail will generally drive it home at last, so that it can be clinched. When a man's undivided attention is centered on one ….

Politeness and civility are the best capital ever invested in business..

The bigger the humbug, the better people will like it..

As a general thing, I have not 'duped the world' nor attempted to do so... I have generally given people the worth of their money twice told..

Fortune always favors the brave, and never helps a man who does not help himself..

Whatever you do, do it with all your might. Work at it, early and late, in season and out of season, not leaving a stone unturned, and never deferrin….

There is no greater picture than that of 10,000 smiling children. No brighter music than their clear-ringing laughter. That I, with my small amusemen….

A penny here, and a dollar there, placed at interest, goes on accumulating, and in this way the desired result is attained. It requires some training….

Politeness and civility are the best capital ever invested in business. Large stores, gilt signs, flaming advertisements, will all prove unavailing i….

Science is the pursuit of pure truth, and the systematizing of it..

You can fool most of the people most of the time..

Money-getters are the benefactors of our race. To them ... are we indebted for our institutions of learning, and of art, our academies, colleges and ….

Witchcraft is one of the most baseless, absurd, disgusting and silly of all the humbugs..

How were the receipts today in Madison Square Garden ?.

There's one born every minute..

The wonders of the ages assembled for your edification, education and enjoyment - for a price..

There is a fool born every minute.