Consider the story of Pittsburgh rookie linebacker Sean Spence, who was 230 pounds and had been considered undersized for aprototypical linebacker while at the University of Miami.
It's aprototypical good gift, because it's something that they would probably feel guilty about buying for themselves, plus it has positive associations as a memento of the day.
Conversations are aprototypical way of triggering the crossfire of ideas, but an exchange will not bear fruit if people fear that their ideas will be declared dead on arrival, swept aside as wild, or denounced as dumb.