[ISL]

Scientists, even the best ones, do dumb things all the time.

Source: Am experimental physicist; do dumb things. Sometimes my colleagues do too, even the best ones.

[justin66]

Los Alamos was replete with brilliant people doing dangerously stupid things.

https://en.wikipedia.org/wiki/Demon_core

[Florin_Andrei]

I know. It was not meant as an absolute statement.