PrayerBy: Timothy Keller 'Can't anyone teach me how to pray?' Millions of people today are asking the same question. There is a sense of the necessity of prayer. We have to pray. But how? 'Timothy Keller's book is one of the most helpful I have come across on the subject of prayer.' Reader review 'Oh so helpful practical guide on prayer. It is already re shaping my prayer life. I'm truly grateful for it.' Reader review Prayer is central to Christian faith,