I see the field of human action in the same way I see animal behavior in the natural environment - as essentially Darwinian relationships.
There are many facets to the denotations, connotations, and shades of meaning of the original ancient Chinese text. I do not think it is a stretch to read Sun Tzu metaphorically. As such, I don't stick to firm definitions of words that exist as mere translations of the original.
There are books that offer the original Chinese on alternate pages for comparison with current translations. A wealth of supplementary information - much of it free - is available here:
http://www.booksonstrategy.com
Thanks for your comments. Strategy is a way to think about one's behavior with intentionality as its basis.