Famous quotes containing the words ethical and/or concepts:
“All expression of truth does at length take this deep ethical form.”
—Henry David Thoreau (1817–1862)
“Once one is caught up into the material world not one person in ten thousand finds the time to form literary taste, to examine the validity of philosophic concepts for himself, or to form what, for lack of a better phrase, I might call the wise and tragic sense of life.”
—F. Scott Fitzgerald (1896–1940)