The unexamined life is not worth living.
—Socrates (Greek philosopher, 468–399 BCE)
Press on: nothing in the world can take the place of perseverance. Talent will not; nothing is more common than unsuccessful men with talent. Genius will not; unrewarded genius is almost a proverb. Education will not; the world is full of educated derelicts. Persistence and determination alone are omnipotent.
—Calvin Coolidge (30th US president, 1872–1933)
Let us realize the arc of the moral universe is long, but it bends toward justice.
—Martin Luther King Jr. (US civil rights leader, 1929–1968)
Use what talents you possess. The world would be very silent if no birds sang except those that sang best.
—Henry Van Dyke (US writer, 1852–1933)
Pain is inevitable. Suffering is optional.
—Unknown (probably 12-step community)
Man’s mind, once stretched by a new idea, never regains its original dimensions.
—Oliver Wendell Holmes Jr. (US Supreme Court Justice, 1841–1935)
Only when lions have historians will hunters stop being heroes.
—West African proverb
If you are patient in one moment of anger, you will escape 100 days of sorrow.
The difference between the right word and a similar word is the difference between lightning and a lightning bug.
—Mark Twain (US author, 1835–1910)