Tirukkural 70: The Wealth of Children

(So to act) that it may be said "by what great penance did his father beget him," is the benefit which a son should render to his father

Image of Satguru Sivaya Subramuniyaswami
Giving a gift begrudgingly in return for another gift is, of course, mere barter. Many families barter their way through life in this way, thinking they are giving. But such gifts are cold, the fulfillment is empty, and the law of karma pays discounted returns.
—Gurudeva