“Is prayer your steering wheel or your spare tire?” From 10/16/12 Prayer Connect email, World Network of Prayer, in Quotes on Prayer.
“Prayer will make a man cease from sin, and sin will make a man to cease from prayer.” Ibid.
“Daniel would rather spend the night in a lion’s den than to miss a prayer meeting.” Ibid.
“The worst sin is prayerlessness” (because it’s as if our heart is saying, ‘I don’t need you, God!’). Charles Hummel, Tyranny of the Urgent (comments in parenthesis added by dkb).