Straight from the horse's mouth:

"He's a decent family man (and) citizen that I just happen to have disagreements with on fundamental issues and that's what this campaign's all about," McCain said at the town-hall meeting in Lakeville, Minnesota.

(AFP - October 11, 2008)
http://news.yahoo.com/s/afp/20081011/ts_afp/usvote_081011195349