From The Bridge on the River Kwai
[to Col. Green
] Sir, it's most annoying. They say, in view of the time element, they don't think a few practice jumps would be worthwhile.
No, they say if you make one jump, you've only got 50% chance of injury, two jumps, 80%, and three jumps, you're bound to catch a packet. The consensus of opinion is that the most sensible thing for Major Shears to do is to go ahead and jump, and hope for the best.
With or without a parachute?