Who said "The most important function of a business is service."?

This quote is attributed to Henry Ford.

The most important function of a business is service. - Henry Ford

"The most important function of a business is service."

Henry Ford Work

Automobile Manufacturer American 1863–1947

"Whether you think you can, or you think you can't – you're right."

"The only real limitation is the one in your mind."

"Life is a series of experiences, each one of which makes us bigger."

"Don't find fault, find a remedy."

"Hard work never killed anybody."

"Work with purpose and integrity."

"Hard work pays off in the end."

"A man's gotta do what a man's gotta do."