Read John 14:15-17. The Holy Spirit is here referred to as the Advocate. The word is "parakleton" which means advocate, helper, counselor, encourager.
Read John 14:25-26; 16:13. Jesus says he will give us the Spirit and the Spirit will teach and guide us.
Read John 16:8-11. Many people think this passage teaches that the Spirit convicts believers of their sin. However, notice that Jesus says the Spirit will "convict the world" or "prove the world to be wrong" about sin and righteousness and judgment. Then compare "sin" to verse 9, "righteousness" to verse 10, and "judgment" to verse 11.
Read Galatians 5:22-23 and compare it to the surrounding passage.
Read 1 Corinthians 12:4-7 and notice the list that follows.
In summary now, what role has or is the Holy Spirit playing in your life right now?