"The ability to concentrate and to use time well is everything."Time
"Whether you think you can, or you think you can't—you're right about that too."
"The greatest thing we can produce is not a car, but a human being who has faith and purpose."
"If there is any one secret of success, it lies in the ability to get the other person's point of view and see things from that person's angle as well as from your own."Success
"What we call evil is simply ignorance bumping its head in the dark."Wisdom
"The secret to a good life is to have the right enemies."Humor
"Any person can become whatever they resolve to be, provided they will not permit others to discourage them."Inspiration
"The only man who is really free is the one who can turn down an invitation to dinner without giving an excuse."Freedom
"Simplification is the key to everything."Wisdom
"The most important word in the English language is 'why'."Knowledge
"Work is the best medicine for almost any condition."Health
"People can have the Model T in any color—so long as it is black."Humor
"The best way to predict the future is to invent it."Dreams
"Failure is only the opportunity to begin again more intelligently."Perseverance
"Quality means doing it right when no one is looking."
"Everything that has been accomplished before was so because someone believed it could be done."Faith
"The only real limitation is the one you set in your mind."Power
"Every man should have a definite purpose and strive to reach it."Success
"I cannot discover that anyone knows enough to say definitely what is and what is not possible."Imagination
"There is nothing more harmful than what is now called a practical man."
"The object of an education is to prepare the young to educate themselves throughout their lives."Education
"In these days, just to keep up you have to run twice as hard as you did ten years ago to stay in place."Change