Surak was known to be a wise elder of the vulcan people, his teachings spread across all the planet creating peace and salvation for the menaced Vulcans, now, thanks to his knowledge and wisdom, the next generations, one after one, follow his teachings, making the vulcans a wise, intelligent, capable of great understanding and great dealing in many subjects. Thanks to his actions, logic and reason are one of the main characteristics of the Vulcans, ones that are known all across the galaxy.