What I find curious about StarTrek models of... well, intelligence, if starship building is any indication of it... is that Romulans are on the same page as Vulcans. Forget 'Vulcans are more rational/logical/... then Humans'; they haven't outstripped the other subspecies! How have they been using their philosophy since Surak?
Surak's philosophy was never about improving scientific progress. Surak's philosophy was all about shutting down all hints of emotion, with the explicit intention of shutting down anger specifically, and thus preventing the entire Vulcan species from blowing itself up in a massively destructive civil war.
Vulcans, and by exension Romulans, are significantly more intelligent than humans; this is an advantage that both subspecies hold, and Surak's philosophies don't change that. Surak's philosophies speak of the inappropriateness of any sort of emotional reac...
Here's another installment of rationality quotes. The usual rules apply: