To give you some perspective, humanity didn't exist a billion years ago.

"Some people think the word dates back to the time when all humanity existed on but a single world."

According to Ward, humanity may exist for a long time.

On most worlds where humanity has existed they have managed to destroy themselves without help from me.

If by some m-miracle humanity actually exists long enough for science to halt the aging process, what would be the point?

There may be no escaping identity, because - so it seems - humanity cannot exist without creating such distinctions and allegiances.

It never entirely dies as long as humanity exists.

We know that a parallel humanity exists in refrigerators the world over, which is waiting to be welcomed into our midst.

On most worlds where humanity has existed they have .