C.S. LEWIS AND J.R.R. TOLKIEN were greatly influenced by him. A lot of their philosophy is based in part upon his philosophy. So...yeah. Without Chesterton, we probably wouldn't have Narnia.
I bet he became a philosopher because he couldn't get fun part of fun-filled anctics of some Curly-like person. I don't think he understood it. So you could also say that without Curly, there wouldn't be any Chesterton.
Yes, back at Ramandu's Island, Caspian is honorably courting his true Love.
Back on topic. Somehow I cannot picture this PC (Barnes) acting honorably after I saw him lusting for Susan.