There are many differences between medicine and teaching, but they have much in common. Both involve craft and personal expertise, learned through experience; but both can be informed by the experience of others.
Ben GoldacreThe placebo effect is one of the most fascinating things in the whole of medicine. It's not just about taking a pill, and your performance and your pain getting better. It's about our beliefs and expectations. It's about the cultural meaning of a treatment.
Ben Goldacre