Never ignore a gut feeling, but never believe that's enough.
Quotes from Robert Heller; cited in: Hubert J. M. Hermans — Robert Heller
Attribution
Quotes and notes from Wikiquote: Robert Heller (page history), available under CC BY-SA 4.0.
Quotes and notes from Wikiquote: Robert Heller (page history), available under CC BY-SA 4.0.