You know that you're getting tired of work and all you're doing when all you ever have time to do is to reply emails about work and talking about work without ever managing to get down to do the work that you talk so much about.
Since when did research take on the qualities of bureaucratic paper-pushing? Didn't you get into research precisely because you got tired of always talking about possibilities without getting down to making some of your own?
And now it's happening all over again--let's hope I can stem this and turn it all around soon.