Is it any wonder we don't send men to The Moon anymore? Apparently Messrs. Armstrong and Aldrin were told that their chances of coming back were 50-50. Middle management just wouldn't allow that anymore; at least not without a high-vis vest.
Take a look at this clip of Fred Dibnah, wearing his trademark flat cap, climbing a 200 foot chimney with a scaffold board strapped to his back, smoking a fag and half way up calmly announcing 'one false move and it's half a day at the undertakers.'
If the car was invented this week they'd ban driving within a week. Nothing's so sure.