Ben Hallert wrote:
Thanks! Actually, I did say 'tower', not 'ground', that was a mistype.
And I already bought Say Again, Please and am reading it.

I would add to what the other responders have said that *in general* it is a bad
idea IMO to try to impute emotion or motivation based on an ATC transmission.
Don't worry about the controller's feelings. Just interpret the instruction
literally, request clarification if necessary, and exercise your pilot authority
accordingly.

Dave