Sqlcmd mode :connect syntax is valid in SSMS and QA when sqlcmd mode is enabled, but it will always be a client side command, executed by SSMS or QA itself and never sent to the engine. As such by no way it can be embedded on a server side module, like a stored procedure. If you really mean stored procedure then no wonder the syntax error...
I cant really gove you an answer,but what I can give you is a way to a solution, that is you have to find the anglde that you relate to or peaks your interest. A good paper is one that people get drawn into because it reaches them ln some way.As for me WW11 to me, I think of the holocaust and the effect it had on the survivors, their families and those who stood by and did nothing until it was too late.