P Barnum

"Advertising is like learning -- a little is a dangerous thing. "

"Money is in some respects life's fire it is a very excellent servant, but a terrible master. "

"There's a sucker born every minute. "

"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 deferring for a single hour that which can be done just as well as now. "