Toe the line 1813 publication had used the term "toe the mark" which had the same meaning as "toe the line's" modern usage, where the author wrote "He began to think it was high time to toe the mark." An 1828 publication also used "toe the plank" with a similar meaning. Over the years the term has been attributed to sports, including toeing the starting line in track events and toeing a center line in boxing, where boxers were instructed to line up on either side of to start a match. However, the earlier boxing term was "toeing the scratch", referring to a
Names for the human species "Gaian") is frequently used, as it were naming humanity by its planet of origin. Incidentally, this situation parallels the naming motive of ancient terms for humanity, including "human" ("homo", "humanus") itself, derived from a word for "earth" to contrast humans as earth-bound with celestial beings (i.e. deities) in mythology. Names for the human species The common name of the human species in English is historically "man" (from Germanic), often replaced by the Latinate "human" (since the 16th century). In addition to the generally accepted taxonomic name "Homo sapiens" (Latin: "sapient man", Linnaeus 1758), other Latin-based names for the human species