A Rabbi a Priest and a lawyer are in a boat,
The boat strikes a reef and starts to sink.
Sharks appear.
The priest says I put my faith in the lord Jesus, jumps overboard and is ripped to shreds and eaten by the sharks.
The Rabbi says I put my faith in God, jumps overboard and is ripped to shreds and eaten.
The lawyer jumps overboard, swims to safety and is telling the police what happened to the priest and the rabbi.
The police ask him why was he not eaten by the sharks.
The Lawyer says,
Professional courtesy.