I just finished rereading "Bush Flying, The Romance of the North" by Robert S. Grant. If half of what's in that book is accurate, then inebrieted passemgers are a common problem. The solution is to take them to high elevation and let them pass out.
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Hope for the best and prepare for the worst.

The object in life is not to be on the side of the majority, but to escape finding oneself in the ranks of the insane