>>1838540Unless you have pretty much a ledge or good slope to fully stand straight on, what is actually happening is that your weight is being directed *into* the wall through your feet. Climbing shoe rubber is military-grade stuff and creates a ton of friction with the rock. Learning to trust the friction is part of learning to climb, and more difficult climbing involves finding the precise balance point where your weight is being directed properly-- it can be a matter of millimeters.