Clear water is always suspect.
Dude, sometimes it works, sometimes it doesn't.
Altitude sickness is gonna put the screws on you.
You've always got to have a plan B. You've got to be able to shift gears and find a new course of action.
This is a way you can learn about someone through very stressful situations. That is when a person is either gonna shine or falter.
Move with a purpose dude.