From your active involvement in a church I would assume you are a Christian, have you prayed about this? I know before I met and married my husband, I tried to first take it to God. It sounds cliche but it is important. Then if it seems like you are getting the go ahead, talk to her about it. Also, be aware of what others think too, because if godly people in your life are telling you its a bad idea then it probably is, and sometimes we can be too close to the situation to see it. If you do go through with this realize that you will have to hold yourself to a very high standard, dating someone younger.