Originally posted by Yunhaier:
Two reason.
I) Emotional unstability or immaturity.
II) One is love, the other is liking OR both are liking, but
[b]seemingly love. 
Cheers [/b]
you are rite. i've tried before. one is love, the other is
probably a liking or something. but its not a pleasant situation to
be in. even if both guys like u back. its not like tat 'xin fu',
cos things get complicated, n u still got to choose one of
them.