" In other words," it continued, "you can't ride. That's a drawback. I'll have to teach you as we go along. If you can't ride, can you fall?"
"I suppose anyone can fall," said Shasta.
"I mean can you fall and get up again without crying and mount again and fall again and yet not be afraid of falling? "

― C.S. Lewis , The Horse and His Boy (Chronicles of Narnia, #5)