Do Not Sell Too Early, Even if You are Losing
by Mark Louie
You may have just had a few consecutive losses on several trades and you now have the mindset that all your trades will continue on a negative streak. Initially, you panic and tell yourself to get out to minimize your losses. That might be the worse thing you could do. If you get out too early, you could lose out on potentially huge gains.
Source: http://www.contrarianprofits.com/articles/10-tips-to-successful-options-trading/3987