“There is nothing harder than to be told that what we hold sacred is an idol.”

Lecture II, R. Manheim, trans. (1967), p. 11
Lectures on the Essence of Religion http://www.marxists.org/reference/archive/feuerbach/works/lectures/index.htm (1851)

I'm not Stiller (1955)

Crime and Punishment (1866)

The Artist's Way (1992), p. xxv

Source: Democracy in America

Source: The Wise Man's Fear

"Of Time, and Gully Foyle", Foreword to a 1999 edition of The Stars My Destination (1956)
Context: You can tell when a Hollywood historical film was made by looking at the eye makeup of their leading ladies, and you can tell the date of an old science fiction novel by every word on the page. Nothing dates harder and faster and more strangely than the future.

Source: This Immortal (1965), p. 131