A statesman who keeps his ear permanently glued to the ground will have neither elegance of posture nor flexibility of movement.
In a world where audiences listen for attitudes rather than arguments or information, speakers must feel the pressure to posture rather than engage.
I would never encourage anyone to adopt a contractive posture. It's not good for you physically. It's not good for you psychologically.
I think yoga has given me better posture. People don't realise how strong it makes you. You have to use your body weight to hold yourself. As you get older, you're supposed to lift weights, but I find that kind of boring. Yoga is lifting my own body.
When we talk about emotion, we really talk about a collection of behaviors that are produced by the brain. You can look at a person in the throes of an emotion and observe changes in the face, in the body posture, in the coloration of the skin and so on.
Any time you speak to people about their posture, you learn about their most recent investment activity. When someone just bought stocks, they tend to be bullish; someone who just sold is bearish.
A double leg in MMA is completely different than what you would do in wrestling because the posture's different. You're standing upright as opposed to bent over; you're slipping a punch as a opposed to grabbing a guy's elbow and doing a traditional elbow pull or slide-by in wrestling.