Famous quotes containing the words elastic, rebound and/or theory:
“To him whose elastic and vigorous thought keeps pace with the sun, the day is a perpetual morning. It matters not what the clocks say or the attitudes and labors of men. Morning is when I am awake and there is a dawn in me.”
—Henry David Thoreau (1817–1862)
“It is odd but agitation or contest of any kind gives a rebound to my spirits and sets me up for a time.”
—George Gordon Noel Byron (1788–1824)
“The struggle for existence holds as much in the intellectual as in the physical world. A theory is a species of thinking, and its right to exist is coextensive with its power of resisting extinction by its rivals.”
—Thomas Henry Huxley (1825–95)