It's a metaphor for saying that one's body is sacred, and so one should treat it well and with respect, as you would to a sacred temple.

The phrase is usually used to justify one's sense of self-respect (dignity), and to express their discontent towards lending their body for other people's gain (or for monetary gains).

Intelligence agency term for "psychological operation". A government or corporate-sponsored operation, usually taking the form of a "terrorist attack" or "crazed gunman on a spree", with the intent of panicking the public into demanding more police and laws inhibiting freedom. Psyops are usually carried out by drugging a civilian or group of civilians with aggression-promoting drugs, psyching them up, arming them, and sending them out to commit mayhem. Government-sponsored terrorism. See also blackshirts, conspiracy

an excuse to feel okay even though you are fat fuck, exaggeration to let other think you are okay while its clearly not.

An excuse to eat shit food and feel fine about it.