A man on a roll may fall off an edge.
On drugs; less hugs.
On edge is off kilter.
On is dependent; off is ascendant.
Too long; yawn on.
To get on, don’t go off.
Bon on.
When on ice, throw the dice.
Off work is on demand.
Bad boys are toys; all wrong is a turn on.
You’re on; go off!
Modern Thought Proverbs, Aphorisms and Epigrams 