J.P. Morgan

"The most dangerous thing is to think you understand something when you don't."

"If you have to think about whether you can afford something, you can't."

"I believe in work, hard work, and long hours of work."

"The merest schoolboy now knows more than Aristotle, but he has not the wisdom of Aristotle."

"A man of true breeding shows his respect for others in little matters."

"Character is the foundation of all human achievement."

"The greatest good you can do for another is not just to share your riches, but to reveal to him his own."

"I know of no higher law than that of helping one's neighbor."

"The question 'Who is rich?' is answered by asking 'Who is happy?'"

"Believe in the best, put forth your best effort, and everything will turn out for the best."

"The man who does not understand money is not intelligent."

"Great wealth creates great responsibility."

"The only way to get back on your feet is to get back on your feet."

"A wise man changes his mind, a fool never will."

"Those who do not study history are doomed to repeat it."

"The power of concentration is the only tool that really matters."

"I made my money the old-fashioned way: I was very smart and I worked very hard."

"Your financial success is determined by your relationship with money."

"The man who never made a mistake never tried anything new."

"Every man should own a share of good land."

"There is no such thing as a lucky failure or an unlucky success."

"A great leader takes people where they don't necessarily want to go, but ought to be."

"The ability to think is the greatest gift."

"Money is only a tool. It will take you wherever you wish, but it will not replace you as the driver."

"The details are not the details; they make the product."

"Remember always that the composer must always lose; consequently, he is always in the perfectly legitimate business of not trying to compete."

"The test of the first-rate man is that he is willing to believe the second-rate man."

"I always believe that behind every great fortune there is a crime, but I shall not dwell on that."

"The growth of the business depends on the growth of the men."

"A man is his own most constant companion."