Is it possible to manage threads with sieve?

[Adam Tauno Williams]

On Thu, 2009-12-10 at 08:47 +0800, Zhang Weiwu wrote:
> Hello. I subscribe multiple mailing lists, and every two months I had to
> clean up by:
>    1. go to each mailing list mail folder, find messages I sent;
>    2. find the threads of each messages I sent;
>    3. these are the threads that I participated discussion, move the
>       whole thread to archive folder as I might search them later or for
>       reference.
> This is really boring work and is against the principle of why people
> use computer (to release human from repetitive and uncreative work). Is
> it possible to do it with sieve 

No,  SIEVE cannot index/access/retrieve mailbox information.

> or should I start to write client-side
> script (in my case, thunderbird plugin or perl script in cron) for this?

Python!

> I believe the easiest route is client side script but just ask in case.

Probably.