From the introduction to Piper’s new book The Future of Justification:

The final judgment feels too close for me to care much about scoring points in debate. Into my seventh decade, the clouds of time are clearing, and the prospect of wasting my remaining life on gamesmanship or one-upmanship is increasingly unthinkable. The ego-need to be right has lost its dominion, and the quiet desire to be a faithful steward of the grace of truth increases.