But i still don't get it.

to love

1.  To have a strong affection for. 
2.  To need, thrive on.
3.  To be strongly inclined towards something; an emphatic form of like.
4.  To care deeply about, to be dedicated to.
5.  To derive delight from a fact or situation.
6.  To lust for.
7.  To have sex with, (perhaps from make love.)
   

   e.g. I wish I could love her all night long.