What would it take to be like Christ? How simple or hard would it be? Do we need the Comforter?

The comforter has already come and guided people to the straight path and brought the true message of God without errors and contradictions, Muhammad and the gift of Holy Quran and the growth of Islam or Submission is so fast that now it is at 1.8 billion Submitters or Muslims which Christians simply arrogantly refused to accept.