If a pagan asks you to show him your faith, take him into church and place him before the icons. John of Damascus
Everyone who asks something of God and does not receive it doubtless does not receive it for one of these reasons: either because they ask before the time, or they ask unworthily, or out of vainglory, or because if they received what they asked they would become proud or fall into negligence. John Climacus
What then is time? If no one asks me, I know what it is. If I wish to explain it to him who asks, I do not know. Augustine of Hippo
He who asks a question may be a fool for five minutes; he who asks no questions stays a fool forever. Chinese Proverb
He that asks knows one shame; he that doesn't knows two. Armenian Proverb
He who asks questions, cannot avoid the answers. Cameroon Proverb