"You must have self-respect, ego, arrogance and pride. Hold yourself erect - never droop. You'll attract a lot of attention just by holding your stomach in and walking straight. People rarely see that."
- Vince Gironda
There is so much to that statement, not least about proper posture. Gravity is always pulling us down, and our weak muscles want to crumple us down into a ball, to flex. We need to be upright more, to live in extension.