Here are two excellent (and convicting) articles. There is much work to be done in our churches, and zeal is a good thing... but it is so easy for zeal to become tainted with arrogance, and for people to define themselves by what they're against, and for new meaningless traditions to take the place of old meaningless traditions. Check these out:
The new religious fundamentalists? Millennial Christians.
The Arrogance of My Generation’s Church Leaders