Comment by bevr1337

> Gifts do not confer obligation.

Remind me, which Ferengi Rule of Acquisition is this?

There's not much argument to be had. You've created a logical justification for a myopic, misanthropic world view.

> My friend bought me lunch. I used that energy at my job. Do I owe them part of my paycheck?

Many find reciprocation important in a relationship.