Sol certainly can if she chooses to but at least from my own experience I can say I was/am VERY vulnerable to a heartbreak.
But then I'm a rare species, a lot of people can date and have certain types of relationships without letting emotions play any part in it and if so then I'd imagine it'd be easier.
Me: 35|WAW: 38|D: 6yo | http://tinyurl.com/2dxx7m6 Feb 2006, left, came back in two weeks Aug 2006, left again Apr 2007, filed for divorce Dec 2007, reunited Mar 2010, moved out, filed again