Well,
First, it ain't going to happen -- most EU countries are now opposed, as indeed are most of the Turkish population themselves
http://www.dailysabah.com/nation/2014/12/18/opinion-poll-shows-turkish-support-for-eu-membership-at-record-low
Second, and arguably,
Turkey joining the EU and...
Yes, on balance, I probably agree with you.
As a confirmed atheist, however, I do find it sort of satisfying that a bunch of fans chanting "God is great" at a football match is now seen as one of the most offensive things that could happen.
But see
http://www.independent.co.uk/news/world/europe/turkey-fans-boo-minutes-silence-for-paris-victims-but-it-was-not-a-mark-of-disrespect-claim-a6738741.html
A lot of Turks arguing that they were making the point about all the Turks that had been killed in similar (including ISIS) terror...