Life improves slowly and goes wrong fast, and only catastrophe is clearly visible.
My experience has been in a short 77 years that in the end when you fight for a desperate cause and have good reasons to fight, you usually win.
The science of today is the technology of tomorrow.
A fact is a simple statement that everyone believes. It is innocent, unless found guilty. A hypothesis is a novel suggestion that no one wants to believe. It is guilty, until found effective.
Had we not pursued the hydrogen bomb, there is a very real threat that we would now all be speaking Russian. I have no regrets.