The talker has found a hearer but not a listener; and though he may talk his very best for his own sake, you will find that his mental movements are erratic: they have no fixed centre and no definite object. His talk is like the water of a canal whose banks have given way, which rolls aimlessly hither and thither, without fulfilling any useful function, though it is the same water which was so helpful and serviceable, when it was confined within clearly marked limits by the restraining force of its earthy boundaries.
You cannot lecture on really pure poetry any more than you can talk about the ingredients of pure water-it is adulterated, methylated, sanded poetry that makes the best lectures.
When we cast our bread upon the waters we can presume that someone downstream whose face we will never know will benefit from our action, as we who are downstream from another will profit from the grantor's gift.
As the different streams, having their sources in different places, all mingle their water in the sea; O Lord, so the different paths which men take through different tendencies, various though they appear, crooked or straight, all lead to Thee.