Back in the Dating Game

Well, being a single mom is hard enough, being a single mom trying to date again is even harder!  You would never expect that there would be so many great guys ouot there who don't mind you being a parent.  I was shocked and pleasantly surprised to find this out.  However, you get torn between your heart and your head.  I have been seeing a great guy, ex-military with 3 tours in Afghanistan, in school, great job, and younger than me... which I always like.  But I just can't get past that any time I spend with him is time away from my girls.  What to do... what to do?  My heart says stay, but my head says go:(