Not who you're looking for? Others named Walker Percy: American philosophical novelist
“Do you know where tenderness always leads? ... To the gas chamber.”
“There is no fashion so absurd, even grotesque, that it cannot be adopted, given two things: the authority of the fashion-setter (Dior, Jackie Onassis) and the vacuity or noughtness of the consumer.”
Quotes via Wikiquote (CC BY-SA), each with its original source.