Quote by William Rockefeller
"The key to happiness is finding purpose in what you do."
More from William Rockefeller
"The ability to deal with people is as purchasable a commodity as sugar or coffee, and I will pay more for that ability than for any other under the sun."
"Don't be afraid to give up the good to go for the great."
"I believe thrift is essential to well-ordered living."
"The habit of saving is itself an education."