I think it can't be shown and as long as she doesn't have the same feeling as yours, she would not buy your logic.It is a two way affair and can't be done intentionally but it happens at once and you come to know later.
Arise Awake and Rest Not till the Goal is Achieved.
@Ajay
you should make her feel that you love her by supporting and helping her. But friend never make late in telling about your love. After words it gives lot of pain.
