There once was an errant young knight
Who went forth for fight for the right,
But when war came nearer,
He went through a mirror
And fought for the left, not the right.
Patience is better than power,
and controlling one’s temper, than capturing a city.
--Proverbs 16:32 HCSB
"Errant" here means wandering or traveling. There's no deep, hidden meaning to this poem, but if you want to give it one, you can.
This particular photo and poem are public domain.