Famous quotes containing the words principal and/or series:
“Silence, indifference and inaction were Hitler’s principal allies.”
—Immanuel, Baron Jakobovits (b. 1921)
“I look on trade and every mechanical craft as education also. But let me discriminate what is precious herein. There is in each of these works an act of invention, an intellectual step, or short series of steps taken; that act or step is the spiritual act; all the rest is mere repetition of the same a thousand times.”
—Ralph Waldo Emerson (1803–1882)