With the lore saying que the goliaths always seek to one up Themselves and que old age is something most goliaths See the enemy, it might be very easy to play your Goliath as a glory seeking warrior who cartoons into battle without thinking, but thinking the goliaths they are also loyal to their friends and allies, wanting to help them succeed. Additionally, they will never charge into a battle they can not win. They will always try to keep it fair because their whole goal is winning the fight and getting some glory for themselves. So their recklessness is tempered by their need to play fair and make sure they can win the combat. They also have a phrase that can also be a mantra for you as you build your character. 'Today's rival can be tomorrow's teammate.' If they are competitive, they won't hold anything against their competition. Instead they want to make everyone better and also believe that their rivals are still their allies.