“Is this really the sun? I thought Helios and Selene were the sun and moon gods. How come sometimes it’s them and sometimes it’s you and Artemis?” “Downsizing,” Apollo said. “The Romans started it. They couldn’t afford all those temple sacrifices, so they laid off Helios and Selene and folded their duties into our job descriptions.”

“Is this really the sun? I thought Helios and Selene were the sun and moon gods. How come sometimes it’s them and sometimes it’s you and Artemis?” “Downsizing,” Apollo said. “The Romans started it. They couldn’t afford all those temple sacrifices, so they laid off Helios and Selene and folded their duties into our job descriptions.”

— Rick Riordan