In regards to the smart guys, he clearly was referring to those with post-graduate degrees (not three-year ones)...
Ah-ha! I'm one of those guys that Piled Higher and Deeper, got the diploma and everything....
Do you think Yeager could have been talking about me?? Although it gives me warm and fuzzy feelings to think so, I don't fall into the "really, really smart guys" group He must have been talking only about you, doc.