To me this is the most beautiful, the most satisfactory from a scientific standpoint, the most logical theory of life. For thirty years I have leaned toward the theory of Reincarnation. It seems a most reasonable philosophy and explains many things.
Nothing important was ever accomplished without chutzpah. Columbus had chutzpah. The signers of the Declaration of Independence had chutzpah. Don't ever aim doubt at yourself. Laugh at yourself, but don't doubt yourself.