If you're used to a rush of caffeine in the morning, you might be spurred on mentally by the feeling of that jolt. In this case, the full coffee experience will be partly from the caffeine itself, and partly from the psychological effects.
For some people, especially those who are attuned to bitterness, their brains have associated the unique bitter flavor of coffee to the pleasant r... https://www.blurb.com/user/thomasgoode1?profile_preview=true