Found it, and I'm pleasantly surprised that it seems credible (much more credible than the LinkedIn post):
https://www.youtube.com/watch?v=r8RxkpUvxK0?t=8m20s
from "Moishe Lettvin - What I Learned Doing 250 Interviews at Google"
https://www.youtube.com/watch?v=r8RxkpUvxK0?t=8m20s
from "Moishe Lettvin - What I Learned Doing 250 Interviews at Google"