This will prevent Kevin from sending you messages, friend request or from viewing your profile. They will not be notified. Comments on discussion boards from them will be hidden by default.
“How is it, that for many of us, being a good Christian is nothing more than being a good person? The entire focus of our faith has been the elimination of sin, which is important but inadequate; rather than the unleashing of a unique, original, extraordinary, wonderfully untamed, faith.”
―
Erwin McManus