A new believer tends to have much zeal, but little knowledge.
And a seasoned believer tends to have much knowledge, but little zeal.
Where did the zeal go? Why does it "leak" away?
New believer's tend to expose that lack of zeal, and let's face it, we have a hard time swallowing our pride to believe it's true.
How do you fix a leaking zeal? Get with new believers. Let them rub off on you. And who knows, maybe your knowledge will be something they can grow from as well.
—DW