[June 1985 memo to Thiokol] If the weather was too cold, seals connecting sections of the shuttle's huge rocket boosters could fail. The result could be catastrophe of the highest order, loss of human life.
[In 1987 after he was the whistle blower in the Challenger investigation] If you wreck this company, I'm going to put my kids on your doorstep.
[1988 on Sally Ride's support after the commission appearance] She was the only one. The only one.
[on fighting delay the Challenger launch to his superiors] How the hell can you ignore this?
[on the Challenger explosion] Thirteen seconds later, we saw it blow up.