Before you'll actually have a genuine real friend, you'll have to walk many kamameters through moors and underpasses full of wild creatures, talk to people who should be a bit friendlier and you'll even have to fight for better or for worse till life finishes you off!
To make it clear straight away, it’s essential for your to dialog with other players and become friends with them as creatures are easier to defeat when you’re in a group and you’ll also gain experience faster. Finally, the enlightened pieces of advice of some expert players can really be useful to negotiate at best price items you wish to buy.