It is not the sharing itself, [he attempts to explain, still stumbling.] Rather..the idea of causing a stranger to go out of their way to pay for your food, find a location to eat at in the first place...when you yourself can give nothing in return!

I, the man Gongenzaka, may be able to offer company, but I cannot offer anything else. [And before you say 'pay for the food yourself', he spent all that getting a scroll shush]