Jesus is pleased when we become mature. Our maturity is demonstrated by an increasing fruitfulness. Evidences of the maturity that pleases Jesus are: good deeds, love, faith, service and perseverance. So we will please Jesus when these things are becoming more and more evident in our lives.
Ephesians 5:8-10, Revelation 2:18-29, John 15:1-2, Matthew 5:14-16, Matthew 7:15-16, Matthew 22:37-40, John 13:34-35, Luke 22:32, Luke 18:8, Matthew 20:25-28, 1 Peter 1:6-7