Previously Unreleased Material

Famous quotes containing the words previously and/or material:

“What an age experiences as evil is usually an untimely reverberation echoing what was previously experienced as good—the atavism of an older ideal.”
—Friedrich Nietzsche (1844–1900)

“The ideas of the ruling class are in every epoch the ruling ideas, i.e. the class which is the ruling material force of society, is at the same time its ruling intellectual force.”
—Karl Marx (1818–1883)