Dean Koontz Quotes about Doubt

Doubt is poison. It leads to a loss of faith in yourself, and in all that's good and true.
Dean Koontz (2013). “Innocence (with bonus short story Wilderness): A Novel”, p.265, Bantam
Dean Koontz (2014). “The Odd Thomas Series 7-Book Bundle: Odd Thomas, Forever Odd, Brother Odd, Odd Hours, Odd Apocalypse, Odd Interlude, Deeply Odd”, p.81, Bantam