NASA tallies over 5,000 planets beyond our solar system

[Chainfire]

4. Certainly they would be different from us.

We are the product of the chaos of random mutations as well as environment. Even in a very large heavily populated universe, the odds would still be against something that resembled us. Of course we could never get along with any other advanced species, we can't get along within our own.

I would speculate that a successful, long established intelligent species would figure out, over the years, how to shrink their physical size, through science and breeding, so as to make their natural resources go further. Of course, somewhere out there will be a species of Pure bred Republicans that are all dick and no brain. They would just spend their lifetimes wagging at each other in a threatening manner.