SWG was like a Taun-Taun roaming free in the wilds of Hoth. In the grand scheme of things he didn't really matter much, yet he lived in the SW universe and probably had lots of adventures in his past. The NGE did to SWG what Han did to the Taun-Taun; gutted the poor creature and shoved Luke into the carcass.
Be courteous to all, but intimate with few, and let those few be well tried before you give them your confidence. True friendship is a plant of slow growth, and must undergo and withstand the shocks of adversity before it is entitled to the appellation.