each tree is known by its fruit. Figs are not gathered from thorns, and grapes are not plucked from a bramble-bush.

And suppose he answers from the inside, 'Don't bother me; the door is locked by this time, and my children are in bed with me. I can't get up and give you anything.'

for everyone who asks receives, the seeker finds, the door is opened to anyone who knocks.