Earlier quoted context omitted.
I would argue one cup of coffee a day every single day is questionable. We shouldn't be drugging ourselves just to reach some arbitrary deadlines
You’re getting downvoted but I strongly believe coffee is a huge net negative on productivity especially in the long run. It has two scary effects: one is it seems to sacrifice some creativity for some raw output (along with a sort of scattered and less human feel to communication). Two is that it degrades sleep quality. Which probably means a lack of memory formation at the margin over long time periods. These are j…
Without coffee, I will feel sluggish and sleepy all morning. With coffee, I feel alert and inquisitive. I have a rule against drinking coffee after noon, so it doesn't affect my sleep patterns.
Discovering coffee in college was really what allowed me to read things for long hours. I like the fact that it activates inquisitiveness a lot more than that it enables productivity. This is a purely subjective experience, I admit.