There is one simplification at least. Electrons behave ... in exactly the same way as photons; they are both screwy, but in exactly in the same way.
Richard P. FeynmanOf course, you only live one life, and you make all your mistakes, and learn what not to do, and that's the end of you.
Richard P. FeynmanIf you have any talent, or any occupation that delights you, do it, and do it to the hilt. Don't ask why, or what difficulties you may get into.
Richard P. Feynman