More fools know Jack Fool than Jack Fool knows.
For here, I hope, begins our lasting joy.
Put forth thy hand, reach at the glorious gold.
Love all, trust a few, Do wrong to none: be able for thine enemy Rather in power than use; and keep thy friend Under thy own life's key: be check'd for silence, But never tax'd for speech.
Your "if" is the only peacemaker; much virtue in "if.
The proverb is something musty.