Basically, Sherri's idea had to do with bringing Fat's mind down from the cosmic and the abstract to the particular. She had hatched out the practical notion that nothing is more real than a large World War Two Soviet tank.

Did you hear about the rose that grew from a crack in the concrete? Proving nature's laws wrong, it learned to walk without having feet. Funny, it seems to by keeping it's dreams; it learned to breathe fresh air. Long live the rose that grew from concrete when no one else even cared.

Time is a concrete product