Who said "The great end of life is not knowledge but action."?

This quote is attributed to Thomas Henry Huxley.

The great end of life is not knowledge but action. - Thomas Henry Huxley

"The great end of life is not knowledge but action."

Thomas Henry Huxley Work

Biologist and Paleontologist English 1825–1895

"The great tragedy of science is the slaying of a beautiful hypothesis by an ugly fact."

"Try to be one of the people on whom nothing is lost."

"Skepticism is the highest of duties; blind faith the one unpardonable sin."

"The deepest principle of human nature is the craving to be appreciated."

"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."