John Browning's 1911 and his Browning Hi-Power (1935) have multiple safeties.
That said, it's impossible to idiot-proof any firearm. I wouldn't Mexican-carry any pistol, and certainly wouldn't carry one with the business end aimed at some of my favorite parts.
(Depending, the Glock fan may qualify for a Darwin Award.)
On that last, this may be a case of the rare non-fatal Darwinian event.