What a man Richard P Feynman, 1965 Physics Nobel laureate , was. As Hans Bethe, another Nobel laureate mentions " There are two types of genius. Ordinary geniuses do great things, but they leave you room to believe that you could do the same if only you worked hard enough. Then there are magicians, and you can habe no idea how they do it. Feynman was a magician."
Few quotes from the book of same title as the title of this post:
Be explicit. You can not just hope that I've cought on by osmosis. :)
The first principle is that you must not fool yourself - and you are the easiest person to fool. So you have to be very careful about that.