GR translation: a sermon on vanity

[jochen stremmel]

Futility?

2011/12/13 Mike Jing <gravitys.rainbow.cn at gmail.com>:
> P25.25-29   Ruins he goes daily to look in are each a sermon on
> vanity. That he finds, as weeks wear on, no least fragment of any
> rocket, preaches how indivisible is the act of death . . . Slothrop’s
> Progress: London the secular city instructs him: turn any corner and
> he can find himself inside a parable.
>
> What is the meaning of "vanity" here?