An expert is someone who knows some of the worst mistakes, which can be made, in a very narrow field. Niels Bohr Next Quote We are all agreed that your theory is crazy. The question which divides us is whether it is crazy enough to have a chance of being correct. My own feeling is that it is not crazy enough. - Niels Bohr Previous Quote There are some things so serious you have to laugh at them. - Niels Bohr