I wonder how many years it will be before skin color is no longer an issue among human beings on Earth.

Twenty-four and a half in Earth years, among beings who might reach a thousand.

It wasn't so bad on the ship, but we're among human beings again.

Obviously, interest in such details among real human beings would be minor.

I don't believe my father has a weakness, which makes him pretty much unique among human beings.

It is part of the process of life among thinking beings.

And the man with the perfect memory could never live long among imperfect human beings.

His intellect soon made him feel like a god among other human beings, however.

I think there are basic rules for behavior among intelligent beings?

So it is, especially, in the complex interactions among human beings.