12DPO and emotional

Hayley • 7 yr old daughter, Chloe... Said goodbye to baby Liam in August 2009... Waiting for my miracle
Wow wee! 12DPO today, slight cramping and just not feeling like myself, very emotional, very irritable... I just want to cry... TTC ain't for sissies... Been waiting 6 yrs for my next BFP... Am
I being selfish?