Confidence is internal. Appearance is external. The relationship between them is less direct than the self-help books suggest — but it's real, it's measurable, and the chair is one of the cheapest places to start the loop.
Appearance is a feedback loop
How you look changes how you stand. How you stand changes how people respond to you. How they respond changes how you feel. The loop runs in seconds — and it runs whether you're paying attention to it or not.
The haircut is leverage
A 90-minute appointment, once a month, is a small lever with an outsized effect on the loop. It's the cheapest, fastest, most repeatable confidence intervention available to most men.
—SIR Management