The logical man must either deny all miracles or none, and our American Indian myths and hero stories are perhaps, in themselves, quite as credible as those of the Hebrews of old.
It's one thing, holding open the door for someone at a grocery store, or the library, or just about anyplace else. But the doughnut shop is a different thing altogether. This is a get-in-and-out-as-fast-as-you-can operation. There's no room for courtesy or chivalry here.
If you are going to try and hide something, sooner or later people are going to find out.