That prayer is most likely to prevail with God which is rightly qualified. Faith sets prayer to work. The prayer that is faithless is fruitless. The incense was to be beaten to typify the breaking of the heart in prayer. Weeping prayer prevails.
Tears drop as pearls from the eye.
Cold prayer, like cold suitors, never speed. Prayer without fervency, is like a sacrifice without a fire. Prayer is called a 'pouring out of the soul,' to signify vehemence. Formality starves prayer. Christ prayed with strong cries.