William Rockefeller

"The only way to do great work is to love what you do."

"Persistence is the key to success."

"Knowledge is power, but only if it is applied."

"The greatest wealth is health."

"To accomplish great things, we must not only act but also dream."

"Success is not final, failure is not fatal: it is the courage to continue that counts."

"The most valuable commodity is time."

"Honor is the moral foundation of all business."

"A man's true wealth is the good he does in the world."

"The secret of getting ahead is getting started."

"In business, as in life, it is important to have a positive attitude."

"The man who moves a mountain begins by carrying away small stones."

"Life is what we make of it, always has been, always will be."

"The greatest pleasure in life is doing what people say you cannot do."

"Success is the sum of small efforts repeated day in and day out."

"The only limit to our realization of tomorrow will be our doubts of today."

"There is no substitute for hard work."

"The real key to making money is to learn how to give value."

"Character is the diamond that cuts through dishonesty."

"Those who dare to fail miserably can achieve greatly."

"The greatest investment is in yourself."

"Freedom comes from understanding the laws of nature."

"A grateful heart is a magnet for blessings."

"The foundation of all progress is education."

"In the midst of crisis lies great opportunity."

"The power of imagination is greater than the power of knowledge."

"Every obstacle is an opportunity to learn and grow."

"The pursuit of truth is the noblest of all endeavors."

"Kindness is the language which the deaf can hear and the blind can see."

"The true measure of success is how you treat the people you meet along the way."