u(1)x SU(2) x SU(3) is all we need to know.

Casimir effect states how the dualities appear and disappear.

Fedyman was a student that seems to have learned his teachers work, but found better expression for the work. Time seems to be able to visit similar energies, such as the electron.

This is all new to me, but that is what a course is for.

Love the idea of symmetry as a unifying principle underlying all of modern physics.