The road from legitimate suspicion to rampant paranoia is very much shorter than we think. – Capt. Jean-Luc Picard Star Trek: The Next Generation, ‘The Drumhead’.
Suspicion is one of the morbid reactions by which an organism defends itself and seeks another equilibrium. – Nathalie Sarraute
A defence in the Inquisition is of little use to the prisoner, for a suspicion only is deemed sufficient cause of condemnation, and the greater his wealth the greater his danger. – John Foxe
There are weapons that are simply thoughts. For the record, prejudices can kill and suspicion can destroy. – Rod Serling