Acting is reacting. You can't react if you're not paying attention, if you're not listening.

Principals don't like surprises, but I like this one. Thank you for paying attention to those of us who had concerns.

If you're not confused, you're not paying attention.

Intermittently she caught the gist of his sentences and supplied the rest from her subconscious, as one picks up the striking of a clock in the middle with only the rhythm of the first uncounted strokes lingering in the mind.

Acting to me is always reacting.

Listening is active. At its most basic level, it's about focus, paying attention.