It smiles on you one day and kills you the next. It kills those one loves most dearly, brothers, sisters, children, parents, partners, takes away food and shelter, makes it impossible to breathe and transforms life into a never-ending horror. Indeed, Vulcan possesses no moon, but a nightmare. As the environment changes, the inhabitants of Vulcan change and so does their language. There is hatred, envy, jealousy, greed, brutality.
Confidence is replaced by fear, reliance by deception.
They are no longer a part of nature - they are desperately fighting against it, using their ever developing brain. Their mind becomes keen, razor-sharp. It is the origin of the all too famous Vulcan intellect. The merry songs that have rung out in the forest, a celebration of language, cease abruptly. It becomes very, very quiet on Vulcan.