1.   But the deeper, more disturbing questions are why do they seem so much alike, and why is it so difficult for us to tell the difference?

2.   Most zoos, with their barred cages and bleak deep-ditch enclosures, jostling crowds and ice-cream stands, began to seem depressingly alike.

3.   That is how it has to be if you are to emerge from the pack of NFL teams that seem so much alike.

4.   They seem suspiciously alike.