Richie: studies on neglected orphans adopted into American middle-class families show reduced prefrontal cortex size. HHDL: you say middle class families, what about millionaires? Don’t they adopt? Richie: middle class families have responded to our recruitment ads, but we would take all comers. HHDL (laughing): I’m just teasing you that maybe the scientists are showing more deference to the millionaires! — at Drepung Lachi.