Seek not, my soul, the life of the immortals; but enjoy to the full the resources that are within thy reach. - Pindar
He lives not long who battles with the immortals, nor do his children prattle about his knees when he has come back from battle and the dread fray. - Homer
Immortals are constrained by ancient rules. But a hero can go anywhere, challenge anyone, as long as he has the nerve.-Chiron - Rick Riordan
You have always known they exist. Everyone feels their presence. Few know the truth. The world of Real Immortals is about to be revealed! - John T. Montgomery
Patience is a complot of the Devil to immobilize the men! Mortal men should be impatient and impetuous; patience is only for the immortals! - Mehmet Murat ildan
It seemed weird calling a teenager 'sir' but I'd learned to be careful with immortals. They tended to get offended easily. Then, they blew stuff up. - Rick Riordan