A woman entered the hospital to deliver her 15th child...
A woman entered the hospital to deliver her 15th child. "Congratulations," said the nurse, "but don't you think this is enough?" The woman replied, "Are you kidding? This is the only vacation I get each year."

After many years of trying to find steady work...
After many years of trying to find steady work I finally got a job as a historian until I realized there was no future in it.