Asked if he believes in one G-d, a mathematician answered: "Yes, up to isomorphism". — G. H. Hardy Copy Share Image
“...the following parable may be useful. Long ago, when shepherds wanted to see if two herds of sheep were isomorphic, they would look for an explicit isomorphism. In other words, they would line up both herds and try to match… — John C. Baez Copy Share Image
