Also, as I'm wrapping up my doctorate in astrobiology, I will spend a great deal looking at objects I can't see with my physical eye while peering off light years into the galaxy in search of life. (religion.blogs.cnn.com)
As someone said earlier on a blog or this one, one doesn't have to see God with they physical eyes to know that God exists. (religion.blogs.cnn.com)
So in this sense, I suppose, there is a bounded set, but it is a spiritually bounded set, and nearly impossible to discern with our physical eyes, limited knowledge, and biased reason. (redeeminggod.com)