Oh man am I slow.
I've been wondering about the "YES!" carved into the footpath connecting Whitman College and the Dinky ever since the College first opened. And this morning, walking toward Fine Hall from the Dinky, I finally understood why:
The Whitman College dorm that is next to South Building and the Dinky (which makes it almost directly over the carved letters) is Hargadon Hall.
Fred Hargadon earned a reputation as the Yes!man of Princeton University during his 15-year tenure as our Dean of Admission that concluded in 2003; he was the one responsible for the characteristic Princeton admission letter that begins
Dear <insert firstname>,