[Spiritual friendship] is eagerly helping one another know, serve, love, and resemble God in deeper and deeper ways.
Timothy KellerThere seems to be a human instinct for prayer. Swiss theologian Karl Barth calls it our 'incurable God-sickness.'
Timothy KellerPrayer should be done regularly, persistently, resolutely, and tenaciously at least daily, whether we feel like it or not.
Timothy Keller