Books constitute capital. A library book lasts as long as a house, for hundreds of years. It is not, then, an article of mere consumption but fairly of capital, and often in the case of professional men, setting out in life, it is their only capital.
Thomas Jefferson

I recently went to a new doctor and noticed he was located in something called the Professional Building. I felt better right away.
George Carlin

Professional men, they have no cares; whatever happens, they get theirs.
Ogden Nash

If I'd written all the truth I knew for the past ten years, about 600 people - including me - would be rotting in prison cells from Rio to Seattle today. Absolute truth is a very rare and dangerous commodity in the context of professional journalism.
Hunter S. Thompson

You have to perform at a consistently higher level than others. That's the mark of a true professional.
Joe Paterno

I do not regret one professional enemy I have made. Any actor who doesn't dare to make an enemy should get out of the business.
Bette Davis

A professional writer is an amateur who didn't quit.
Richard Bach

The word user is the word used by the computer professional when they mean idiot.
Dave Barry

My mother was a professional sick person; she took a lot of pain pills. There are many people like that. It's just how they are used to getting attention. I always remember she's the daughter of alcoholics who'd leave her alone at Christmas time.
Jim Carrey

Magic Johnson, former basketball player, may run for mayor of LA in the next election. Remember the good 'ol days when only qualified people ran for office like actors and professional wrestlers.
Jay Leno

You moon the wrong person at an office party and suddenly you're not 'professional' any more.
Jeff Foxworthy

Being with a woman all night never hurt no professional baseball player. It's staying up all night looking for a woman that does him in.
Casey Stengel

I was a good amateur but only an average professional. I soon realized that there was a limit to how far I could rise in the music business, so I left the band and enrolled at New York University.
Alan Greenspan

I've always thought my soundtracks do pretty good, because they're basically professional equivalents of a mix tape I'd make for you at home.
Quentin Tarantino

So much of a professional athlete's success depends upon not necessarily the play itself but how he deals with... always saying how you deal with good, is just as important as how you deal with bad.
Brett Favre

I had a lot of success from the start. I never really was tested for long periods of time. I got my first professional job while I was a senior in college. I signed with the William Morris Agency before I graduated.
Denzel Washington

A poet is a professional maker of verbal objects.
W. H. Auden

This wealth of experiences, personal and professional, have helped me appreciate the variety of perspectives that present themselves in every case that I hear.
Sonia Sotomayor

The biggest obstacle to professional writing is the necessity for changing a typewriter ribbon.
Robert Benchley

I had pro offers from the Detroit Lions and Green Bay Packers, who were pretty hard up for linemen in those days. If I had gone into professional football the name Jerry Ford might have been a household word today.
Gerald R. Ford