"I get an awful lot of fan mail, and I read all that I can"

In this quote, John Denver is revealing his gratitude for the support and affection he receives from his fans. He acknowledges that he receives a large amount of fan mail and makes an effort to check out as much of it as he can. This reveals that he values the connection and feedback from his fans and makes the effort to personally engage with them. It likewise highlights his humility and down-to-earth nature, as he doesn't let his popularity and success prevent him from connecting with his fans on an individual level. In general, this quote shows Denver's gratitude for his fans and his commitment to keeping a strong relationship with them.