Editing By His Bootstraps (section)

== Reception ==
[[Floyd C. Gale]] of ''[[Galaxy Science Fiction]]'' said of "By His Bootstraps", "In 18 years I haven't seen its equal" as a temporal-paradox story.<ref name="gale196012">{{Cite magazine |last=Gale |first=Floyd C. |date=December 1960 |title=Galaxy's 5 Star Shelf |url=https://archive.org/stream/Galaxy_v19n02_1960-12#page/n61/mode/1up |magazine=Galaxy Science Fiction |pages=123–127}}</ref> Philosopher [[David Lewis (philosopher)|David Lewis]] considered "By His Bootstraps"  and {{"'}}—[[All You Zombies]]—{{'"}} to be examples of "perfectly consistent" time travel stories.<ref>[[David Lewis (philosopher)|David Lewis]] (April 1976). "The Paradoxes of Time Travel". ''[[American Philosophical Quarterly]]'' '''13''':2. pp. 145–152. {{JSTOR|20009616}}.</ref> Stating that it and other Heinlein time-travel stories "force the reader into contemplations of the nature of causality and the arrow of time", [[Carl Sagan]] listed "By His Bootstraps" as an example of how science fiction "can convey bits and pieces, hints and phrases, of knowledge unknown or inaccessible to the reader".<ref name="sagan19780528">{{Cite news |last=Sagan |first=Carl |date=1978-05-28 |title=Growing up with Science Fiction |url=https://www.nytimes.com/1978/05/28/archives/growing-up-with.html |work=The New York Times |page=SM7 |issn=0362-4331 |access-date=2018-12-12 |language=en-US}}</ref>