Donuts.
I s̶p̶e̶n̶t̶ wasted a lot of time being serious and angry when I was eighteen. I didn't have a clue about anything. And then a guy about my age that I worked with sat down one day and ate my sack lunch right in front of me.
Bold as brass.
We've been best friends for 45 years now because he was kind enough to show me how to pick the people I should have in my life and why it matters.
Bastard still owes me for the RC Cola and the chocolate mini-donuts.