We have to distrust each other. It is our only defense against betrayal.

Our distrust justifies the deceit of others.

He who is too much afraid of being duped has lost the power of being magnanimous.

Suspicion is a thing very few people can entertain without letting the hypothesis turn, in their minds, into fact.

What loneliness is more lonely than distrust?

At the gate which suspicion enters, love goes out.

I had rather take my chance that some traitors will escape detection than spread abroad a spirit of general suspicion and distrust, which accepts rumor and gossip in place of undismayed and unintimidated inquiry.

It is a matter of regret that many low, mean suspicions turn out to be well founded.

When you grow suspicious of a person and begin a system of espionage upon him, your punishment will be that you will find your suspicions true.

It is more shameful to mistrust one's friends than to be deceived by them.