Rick Riordan. Percy Jackson and the lightning thief (№ 161986)

Another time, Athena and Poseidon competed - who will be the patron of Athens. As a gift to your dad opened a source of salt water, and my mom planted an olive tree. People saw that her gift is better here and the city was named in her honor.
- Probably, just because they loved olives.
- Leave me alone.
- Now if she'd invented pizza - that I understand!