When entering a presumed metaphysical hostile area, even before pre-emptivly grounding and centering, besure you are aware of your suroundings. I.E. trees/Dryads, familiars (mystically friend animals, pleasant or neutral spirits that might be present, shadow walker movement. Call apon these resources for protection and guidence. if your in good company your chances of mental survival are well better than not. Remember not all trees and squarrils are good. know your surroundings and use them.