How to Use Your Spiritual Gifts Like a Filter

The scriptures say that if you ask anything according to god's will, you know you have it. So pray for clarity, lord, what are my spiritual gifts? Help me to identify them. And then really, i think the biggest one is just try serving in different ways. This is how i discovered that i had a gift for teaching,. If iadn't been encouraged to do that, i how would i have identified that? I would have never known.