John Locke

"All wealth is the product of labor."

"The great secret of education is to make the exercises of the body and mind always agreeable to children."

"In the discharge of thy place set before thee the best examples."

"Nature never wears one face."

"Learning is not the filling of a pail, but the lighting of a fire."

"Every man has by nature the right to govern himself, and no one else can rightly govern him without his own consent."

"The greatest pleasure of life is to live according to nature and virtue."

"Solitude is the best nurse of wisdom."

"To know oneself is the beginning of all wisdom."

"The power of a man's virtue should be measured by his will, not by his performance."

"Custom will reconcile people to any atrocity; and we all see how very wide a field it takes in."

"The basis of justice is good faith; that is, truth and honest dealing."

"Labor in his calling is man's native and appropriate work."

"The world has been built not by men of genius, but by dull men of persistence."

"A child is not to be educated simply for the academy, but for life."

"Our business here is not to know all things but those which concern our conduct."

"Men are equal; all have the same natural rights."

"The mind loves variety; variety is beautiful."

"Hope is an expectation of future good."

"The duty of parents is to afford education, and to instill virtue."

"To be truly free is to have dominion over oneself."

"Words are not things themselves but representations of things."

"In ease and plenty, virtue is not so much exercised; it is in strife and suffering that it shines."

"The test of a first-rate intelligence is the ability to hold two opposed ideas in the mind at the same time."

"True civility is the art of concealing our contempt."

"A man is known by the company he keeps."

"Prudence is the virtue of all virtues."

"The punishment of criminals should be proportionate to their offenses."

"We should be careful to get out of an experience only the wisdom that is in it."

"Better to be deceived by friends than to deceive them."