where does the saying "you catch more flies with honey "
originate?
Welcome to the SDMB!
The answer to your title is found here: http://www.straightdope.com/mailbag/mflyhoney.html
According to the master it is a saying.
You may want to post your question of origin in the General Questions forum, as you are looking for a factual answer and not Commenting on a previous column.
Good luck!