Two reasons given for not memorizing scripture are laziness and lack of understanding of what the Bible says about memorizing. Jesus did, and so should we.
Regular rest, good diet, and regular exercise strengthen you physically. Spiritual disciplines are actions taken regularly to strengthen you spiritually.
Would you like to grow? Would you benefit from challenge? Are you going through a time of little growth? Then you might benefit from a discipleship mentor.
Two encounters are critical. First, the leader encounters God in His Word and is changed. Second, the leader guides the group to have a life-changing encounter.