As masters of magic and knowledge, living in tune with nature, and pursuing strange philosophic researchs in their search for wisdom.
That is, to me, how a race with innate spell-like abilities, the ability to talk to (some) animals, a predisposition for illusion magic and alchemy, but physically weak (small, -2 Str) would behave.
I hate so much the Tinker gnomes from Dragonlance that in my Eberron campaigns, gnomes can't be artificers. Just because. Hate, hate, hate tinkers.