Time taken to convince a Female

If u can convince a female in less than 5 minutes then she is ur mom.
If u can convince a female in  15 minutes then she is ur sister.
If u can convince a female in 30 minutes then she is ur daughter.
If u can convince a female in 1 hour then she is ur girl friend.
If u can convince a female in 3 hour then she is ur lover.
And ultimately
If u can't or don't  even get a chance to convince a female then she is ur wife...!!!
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