Stephen wrote:It means that the person recognizes that the object is a fetter, an attachment.
I believe it to be that the mind is gladdened and made happy on account of the wholesome mind state of generosity. That this thought will be the support and cause for a heavenly future rebirth.
'This is an ornament for the mind, a support for the mind' — on the break-up of the body, after death, he reappears in the company of Brahma's Retinue. Then, having exhausted that action, that power, that status, that sovereignty, he is a non-returner. He does not come back to this world.
Also see this thread:viewtopic.php?f=13&t=3689