The Price of Dithering

There was a time when Western intervening in the Libyan Civil War would have had a potential upside with little attendant risk. That time is past. Any intervention now will require far greater risks of both casualties and failure.

If it were done, when 'tis done, then 'twer well, 
It were done quickly ~ MacBeth

'Tis better to have never considered a no-fly zone than to chat it up publicly and ultimately doing nothing. Or worse, acting so late as to be a futile gesture.