Famous quotes containing the words preserve and/or knowledge:
“Struggle is the father of all things.... It is not by the principles of humanity that man lives or is able to preserve himself above the animal world, but solely by means of the most brutal struggle.”
—Adolf Hitler (1889–1945)
“Each is liable to panic, which is exactly, the terror of ignorance surrendered to the imagination. Knowledge is the encourager, knowledge that takes fear out of the heart, knowledge and use, which is knowledge in practice. They can conquer who believe they can. It is he who has done the deed once who does not shrink from attempting again.”
—Ralph Waldo Emerson (1803–1882)