Proverbs by the fictional race Vulcans from Star Trek.

The Hebrew sign for the letter Shin (שׁ), an emblem for Shaddai, “Almighty [God]” was the inspiration for the salutary Vulcan hand signal used for greeting others.

Nothing unreal exists.

Nothing that is is unimportant.

• Live long and prosper.
  • Leonard Nimoy, "Amok Time", (1967)
  • Said on many occasions, normally accompanied by salute. Standard reply: Peace and long life.

• Nothing that is is unimportant.
  • From the novel Strangers From The Sky by Margaret Wander Bonanno

• Challenge your preconceptions, or they will challenge you.
  • Star Trek: Enterprise, Season 1 Episode 4, "Strange New World"

• Infinite diversity in infinite combination.
  • Concept introduced in Star Trek: The Original Series, "Is There in Truth No Beauty?"

• Your mind to my mind... your thoughts to my thoughts...
  • Chant used during Vulcan mind melds; a similar expression was used in The X-Men # 3 (January 1964) by Professor Charles Francis Xavier. Xavier said, "My thoughts are YOUR thoughts, Blob! My will is YOUR will." (pg. 24)

• Only Nixon can go to China.
  • Spock, Star Trek VI: The Undiscovered Country

• May your journey be free of incident.
  • Saavik, Star Trek IV: The Voyage Home

• In accepting the inevitable, one finds peace.
  • Tuvok, Star Trek Voyager: "Once Upon a Time"

• Nothing unreal exists.
  • Spock, Star Trek IV: The Voyage Home

• Logic is the cement of our civilization, with which we ascend from chaos, using reason as our guide.
  • T'Plana-Hath, Matron of Vulcan Philosophy, Star Trek IV: The Voyage Home

• After a time, you may find that having is not so pleasing a thing after all as wanting. It is not logical, but it is often true.
  • Spock, Star Trek: The Original Series, "Amok Time"

• We are here to serve.

• The needs of the many outweigh the needs of the few or the one.
  • Spock, Star Trek II: The Wrath of Khan

• Logic is the beginning of wisdom, Valeris, not the end.
  • Perhaps derived from George Illes (1852 - 1942): "Doubt is the beginning, not the end of Wisdom."
  • Spock, Star Trek VI: The Undiscovered Country

• A Vulcan never bluffs.
  • Spock, Star Trek: The Original Series, "The Doomsday Machine"

• One man can summon the future.
  • T'Pol, Star Trek: Enterprise, "United"

• Kaiidth. ("What is, is.")
  • From the novel Dwellers in the Crucible by Margaret Wander Bonanno
• Logic dictates that to race a prized stallion one must first break it.
  • Spock, Star Trek (2009)

Creator	Gene Roddenberry  (1921–1991)
Television series	Star Trek  (1966–1969) · The Animated Series  (1973–1974) · The Next Generation  (1987–1994) · Deep Space Nine  (1993–1999) · Voyager  (1995–2001) · Enterprise  (2001–2005) · Discovery  (2017–) · Picard  (2020–)
Feature films	The Original Series		The Motion Picture  (1979) · The Wrath of Khan  (1982) · The Search for Spock  (1984) · The Voyage Home  (1986) · The Final Frontier  (1989) · The Undiscovered Country  (1991)
	The Next Generation		Generations  (1994) · First Contact  (1996) · Insurrection  (1998) · Nemesis  (2002)
	Reboot series		Star Trek  (2009) · Into Darkness  (2013) · Beyond  (2016)
Video games	Borg  (1996) · Klingon Academy  (2000)
Proverbs	Klingon · Vulcan
Other	Star Trek franchise · Last words in Star Trek media · Jean-Luc Picard· Phase II