Famous quotes containing the words impossible and/or demands:
“It’s impossible to speak what it is not noble to do.”
—Sophocles (497–406/5 B.C.)
“To exercise power costs effort and demands courage. That is why so many fail to assert rights to which they are perfectly entitled—because a right is a kind of power but they are too lazy or too cowardly to exercise it. The virtues which cloak these faults are called patience and forbearance.”
—Friedrich Nietzsche (1844–1900)