It's plainly a fact: when individuals have goals to guide them, they're happier and accomplish more than they would without having them. It's a brain thing.
Accomplishing a goal you've set brings forth dopamine, a neurotransmitter responsible for feelings of pleasure. In return, dopamine activates neural circuitry that makes you eager to follow up on new challenges.
"Not all who wander are lost," they say, but for the great majority of us, having a guideline for the future is a central element to well-being and success, however we decide to define it. This means setting goals for ourselves, and finding ways to think big.