How do you know if you like/love someone?

I don't know if this is just me but when I started to like my (now trying to get over) crush, I became a lot more sensitive to my emotions. The little things he said or did either sent me into a bubbling pool of 'butterflies' or resulted in me crying over the amount of sadness I felt from something he said/did. This was strange for me because I do......   reply