To better focus on what one says and does, rather than on his appearance. Appearances are fleeting in the end, so 'tis better to focus on the mind rather than one's own vanity.
[So he sends, but his own actions make clear that he himself doesn't fully subscribe to the idea--not all the time, anyway.]
no subject
[So he sends, but his own actions make clear that he himself doesn't fully subscribe to the idea--not all the time, anyway.]