More than 100 people are involved in a transplant operation... and we can't waste time and resources if there is a chance the caretakers aren't up for an awesome responsibility.
“Fools, most linguists. Damn all to say in one language, so they learn another and say damn all in that.”
“Family, work, familiarity. Listen, if I had a magic wand and I could make myself really be happy, I'd zap me onto a farm. And I know nothing about farming.”