You learn. Pick the first question you have and start looking for the answer. If you are going altruistic and start with a big one like "What is the meaning of life," I'll give you a little help.
It is to LIVE every moment, give it everything you have, every minute you have, because you are not promised another second.
Just my #twocents take it or leave it.
Lol.. Nice one
Steemapple's answer is better though. That's usually the first place I start.