A paper in which Knuth argues that well thought out, rational, controlled use of goto is not entirely harmful.
This is still in copyright, but you can republish as much as you want non-commercially if you include the copyright notice, cite the original publication, and note that permission to republish comes from the Association for Computing Machinery.
Note: A copy of the paper is available via the Internet Wayback Machine archive: http://web.archive.org/web/20130731202547/http://pplab.snu.ac.kr/courses/adv_pl05/papers/p261-knuth.pdf
AllThingsInModeration?