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A Maine cardiologist giving a lecture on coronary heart disease, along with a team of nurses, saved the life of a member of the audience when the man had a heart attack right in the middle of the class, the Lewiston, Me. Sun Journal reported.

But he was still committed to the class.

When Phillips was certain the patient was OK and recovering in the hospital’s emergency room, he continued the lecture.

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At 0:54 he gives a thumbs up. Upon release at 1:36 he immediately moves his free arm out to control his descent, as trained. He keeps his hands cupped and still at the beginning because he is using airflow to stop himself from spinning.