If its because her/his eyes or her/his lips or her/his great body
Its not love, Its a LUST
If its because of her/his intelligence or insight about life
Its not love, Its an ADMIRATION
If its because she/he cries everytime you try to leave
Its not love, Its PITY
If its because she/he makes you forget to study and sleep
Its not love, Its INFATUATION
LOVE - is when you dont know why you seem to be attracted to that person.
p/s : Love has its reason, And that reason is UNKNOWN !