Famous quotes containing the words virtue and/or theory:
“The virtue of making two blades of grass grow where only one grew before does not begin to be superhuman.”
—Henry David Thoreau (1817–1862)
“The things that will destroy America are prosperity-at-any- price, peace-at-any-price, safety-first instead of duty-first, the love of soft living, and the get-rich-quick theory of life.”
—Theodore Roosevelt (1858–1919)