when you think you are sacrifice all of your things for him/her ...

did you ask is that they want ?

do you know what they want and need ?

if your sacrifice are not their desire then where are the meaning of your sacrifice ?

when you buy a present to a person ...

you will buy the thing that you like or they like ?

then when you love a person ...

you will treat them the way they like or the way that YOU THINK they will like ?