When it comes to learning new things, we adults are our own worst enemies. Watch a child learn. Little children have a sense of over excited anticipation. Kids are empirical learners. They tend to try things out without any encumbering anxiety of making mistakes. Adults, on the other hand, conceive of ways to make their…

In the 1960s my dad had ulcers causing painless profuse rectal bleeding and prostration. He hemorrhaged a number of times. Doctors admitted him to the hospital where he got 6 or 8 units of blood. His doctors thought bleeding ulcers were caused by aspirins which he used hardly at all. NSAIDs like ibuprofen, the first…