Via David Schneider comes this extraordinary collection of potentially fatal encounters averted at the last minute:

It’s thrilling to see the speed at which people can react when threatened with sudden danger, and how calm they can be whilst making a split-second life or death decision.

(Less edifying are the nutters who throw themselves out of the paths of oncoming trains, apparently for fun. Bad enough for their families; even worse – and unforgivable, whatever the outcome – for the poor train drivers.)