Richard Feynman was a legendary thinker and teacher. The best education is personal. It's one-on-one. No pressure. Just lovely interesting discussion.
Feynman reminds me very much of my own father. Watching these videos (the first in a series of five is below) about the Pleasure of Finding Things Out brings back the same feelings I had as I listened to my dad when he was feeling good and sharing his wide and amazing view of the world.
If you want to listen in on the kind of conversation that stimulates thinking—deep, deep thinking—find 10 minutes and watch: