Famous quotes containing the words twenty and/or grades:
“Well, the world has a million writers. One would think, then, that good thought would be as familiar as air and water, and the gifts of each new hour would exclude the last. Yet we can count all our good books; nay, I remember any beautiful verse for twenty years.”
—Ralph Waldo Emerson (1803–1882)
“There are no grades of vanity, there are only grades of ability in concealing it.”
—Mark Twain [Samuel Langhorne Clemens] (1835–1910)