Should I give up or keep it on?

Haiz... I just saw some picture..he took with a girl...(leng lui)
they look good each other..look like they are very close..
and he even give his jacket to her to wear it on...
I dont think they are in relationship..but...
haiz... maybe...I should give up...
Should I give up or keep it on? I have no idea...
some of my friends talk to me after I wrote "should I give up or keep going" on my msn n fb..
most of them ask me to keep it on...haiz..I really dont know what to do..
give up also hurts..keep it up also hurts..
give me some suggestion people~haiz...