Joe Haldeman said this quote

One rash person in the right place and earth could be a sterile cinder in seconds, but that's been more-or-less true for a century.

~ Joe Haldeman

The brain isn't very much like a computer, although it doesn't do a bad job, considering that it's built by unskilled labor and programmed more by pure chance than anything else.

~ Joe Haldeman

I was too old-fashioned male-chauv to allow that, we discussed for a minute and I wound up with the couch

~ Joe Haldeman

Saul's vitals were not human, but familiar:he never told me he was from another world:I never told him I was from his future.

~ Joe Haldeman