Empiricism
This video presents the same text shown beside it, spoken and on screen. It adds nothing the text does not say.
State
Empiricism is the position that knowledge comes from observation and evidence rather than from authority or intuition.
Show
Whether sugar makes children hyperactive is settled by measuring their activity, not by asking parents whether it feels true.
Watch for
Confidence is not evidence. A belief everyone in the room shares still has not been tested.