It is true that many creative people fail to make mature personal relationships, and some are extremely isolated. It is also true that, in some instances, trauma, in the shape of early separation or bereavement, has steered the potentially creative person toward developing aspect, of his personality which can find fulfillment in comparative isolation. But this does not mean that solitary, creative pursuits are themselves pathological...
[A]voidance behavior is a response designed to protect the infant from behavioural disorganization. If we transfer this concept to adult life, we can see that avoidant infant might very well develop into a person whose principal need was to find some kind of meaning and order of life which was not entirely, or even chiefly, dependent upon interpersonal relationships.
Anthony Storr, Solitude: A Return To The Self
It may, after all, be the bad habit of creative talents to invest themselves in pathological extremes that yield remarkable insights but no durable way of life for those who cannot translate their psychic wounds into significant art or thought.
Theodore Roszak, "In Search Of The Miracles"