My Unemployed Life Update: Without A Job, Who Am I?

Riding home after an evening bike ride, my friends and I were discussing their business, a local fruit and vegetable market that requires long hard days and nights to run.

"Do you realize I've been there over 30 years?" my friend mused.

"Why don't you think about retiring?" his wife jokingly replied.

After thinking for just a moment, he responded with confusion on his face, "But then who would I be?"