Famous quotes containing the words mainspring and/or history:
“Thus all our dignity lies in thought. Through it we must raise ourselves, and not through space or time, which we cannot fill. Let us endeavor, then, to think well: this is the mainspring of morality.”
—Blaise Pascal (1623–1662)
“The history of all hitherto existing society is the history of class struggles.”
—Karl Marx (1818–1883)