SICP - chapter 4. http://mitpress.mit.edu/sicp/full-text/book/book-Z-H-25.html#%_chap_4 http://mitpress.mit.edu/sicp/full-text/book/book-Z-H-25.html... One of

SICP - chapter 4. http://mitpress.mit.edu/sicp/full-text/book/book-Z-H-25.html#%_chap_4 http://mitpress.mit.edu/sicp/full-text/book/book-Z-H-25.html... One of the best chapters in any book I've ever read. So mindblowing. Or if you prefer the video form, here: http://ocw.mit.edu/courses/electrical-engineering-and-computer-science/6-001-structure-and-interpretation-of-computer-programs-spring-2005/video-lectures/7a-metacircular-evaluator-part-1/ http://ocw.mit.edu/courses/electrical-engineering-and-comput... http://ocw.mit.edu/courses/electrical-engineering-and-computer-science/6-001-structure-and-interpretation-of-computer-programs-spring-2005/video-lectures/7b-metacircular-evaluator-part-2/ http://ocw.mit.edu/courses/electrical-engineering-and-comput...