Vulcan salute Leonard Nimoy for the "Star Trek" episode "Amok Time", which was the first episode with Vulcans other than Spock. Nimoy wanted something to help develop the Vulcans sociologically and suggested that Vulcans have a gestural greeting. He then proposed the (now globally-recognized) sign. The accompanying spoken blessing, "live long and prosper" – ""dif-tor heh smusma"" in the Vulcan language (as spoken in "") – also appeared for the first time in "Amok Time", scripted by Theodore Sturgeon. The less-well-known reply is "peace and long life", though it is sometimes said first, with "live long and prosper" as the reply. The
Live and Learn (TV series) Live and Learn (TV series) Live and Learn, original title Course of Knowledge, was a Canadian educational television series which aired on CBC Television from 1959 to 1965. This series presented courses on the sciences and humanities. It was co-produced by the CBC and the University of Toronto, initially airing as a local show on CBLT Toronto and eventually seen throughout the CBC network. Initial course shows were produced in Toronto and later produced in other Canadian cities. At least one course broadcast in this series was imported from a United States educational production. This half-hour series was broadcast on