Being a believer in X inherently means, for a rationalist, that you think there are no good arguments against X.
No, http://lesswrong.com/lw/gz/policy_debates_should_not_appear_onesided/
In high level debating at the debating world championship the participants are generally able to give good arguments for both sides of every issue.
If it's worth saying, but not worth its own post (even in Discussion), then it goes here.
Notes for future OT posters:
1. Please add the 'open_thread' tag.
2. Check if there is an active Open Thread before posting a new one. (Immediately before; refresh the list-of-threads page before posting.)
3. Open Threads should be posted in Discussion, and not Main.
4. Open Threads should start on Monday, and end on Sunday.