Feynman's Rigor (2009)
      (jsomers.net)
All of the things I admire about Richard Feynman -- his intellect, and verve, and eloquence -- seem like special cases of a more general feature of his mind, namely, its almost fanatical devotion to rigor.
    
  All of the things I admire about Richard Feynman -- his intellect, and verve, and eloquence -- seem like special cases of a more general feature of his mind, namely, its almost fanatical devotion to rigor.