Vision: If you are shaving: don’t let others talk you into something; people are playing games with you.
If someone else is shaving: deception is underfoot—someone is about to cheat you. Watching someone else shaving: don’t get involved in a questionable project.
Depth Psychology: A razor stands for a keen, logical, analytical mind (“razor sharp”). Sharp-edged logic, however, can quickly deflate feelings, emotions, and intuitive talents. You are walking on the razor’s edge. See Beard, Hair.