“If put on the spot, could you recall the name of your great-great grandparent? It would be impressive if you could, but for the average person, after the first great, it goes dark.”

Who said it, and where.

Who said “If put on the spot, could you recall the name of your great-great grandparent? It would…”? Isaac Mashman wrote it in Personal Branding: A Manifesto on Fame and Influence, Second Edition (2025), Section 2.4, The Law of Personal Branding.