Ambition gives direction to life.
Aim gives purpose and direction to life.
Books widen our outlook and give us a new direction in life.
The molecules of the magnet are aligned in the north-south direction.
Objectives are the direction in which we are supposed to act.
You have given my life a new direction.
A good mentor will guide and give direction, whereas a bad mentor will misguide you.
One who thinks in the negative direction is called a pessimist.