Thank you for your valuable advice. I did a little search about the expression "jack of all trades and master of none" and bumped into this fascinating article:

Thank you for your valuable advice. I did a little search about the expression "jack of all trades and master of none" and bumped into this fascinating article: http://www.fourhourworkweek.com/blog/2007/09/14/the-top-5-reasons-to-be-a-jack-of-all-trades/ http://www.fourhourworkweek.com/blog/2007/09/14/the-top-5-re...