Loyal deputy, loyal is considered formal but not formal enough
Answer:
Cannon-Bard theory.
Explanation:
The Cannon-Bard theory of emotion derives its name from its developers, named Walter Cannon and Philip Bard. The theory explains stimulating events causes emotions and physicals such as trembling and muscle tension at the same time. As per this theory, it is proposed that feelings result in a physiological reaction when the thalamus sends a message to the brain in response to a stimulus.
Because people always ignore what they shouldn't. Why do you think the phrase "history repeats itself" is so common? Because humans are idiots that are doomed to repeat past mistakes