Meaning of life: To go to sleep at night a better person than you woke up that morning.
Fear or love as motivation: Fear of the above is what creates regret, disappointment, and the human condition. No one fears loving, they simply fear not having that love returned whether it is pursuits (sports) or people.
It is always surprising to me that people don't have these sort of thoughts available to them right away and have to think about it. I find that without having these strong, worded out beliefs and thoughts that I am just subject to the whims of society and can't really stand on my own. That is the opposite of freedom. Free will is being able to live your life and also having the strength and capacity to do it.
I liked this video a lot. You can tell the people that really enjoy life, and the people that are spectators as opposed to actors in their own play.