What are the body language signs of passion?

FORBES: What Does Passion Look Like? - Body Language Quick Takes #5

He bequeathed to his son two precious gifts: a love of language, and a passion for the raw materials of life and industry timber, such as western red cedar, metals, stones and minerals.

ECONOMIST: American sculptors: The heart of the matter | The

If love has no place in the language of business, neither does passion.

BBC: Are you going forward? Then stop now