"Scott for scientific method, Amundsen for speed and efficiency but when disaster strikes and all hope is gone, get down on your knees and pray for Shackleton." - Apsley Cherry-Garrard Worst Journey in the World.
"Men wanted for hazardous journey. Low wages, bitter cold, long hours of complete darkness. Safe return doubtful. Honour and recognition in event of success." - From an advertisement, almost certainly apocryphal, preceding Shackleton's expedition.
Shackleton brought everyone back alive.