Universal law:

Love can neither be created nor be destroyed, only it can transfer from one girlfriend to another girlfriend with some loss of money.(or assets - depend cas)

First law:

A boy in love with a girl, continue to be in love with her and a girl in love with a boy, continue to be in love with him, until on unless any external agent (ses freres for instance) comes into play and break the whole relationship.

Second law:

The rate of change of intensity of love of a girl towards a boy is directly proportional to the instantaneous bank balance of the boy and the direction of this love is same to as increment or decrement of the bank balance. (Bank Balance can be replaced by Passport aka Nationality)

Third law:

The force applied while proposing a girl by a boy is equal and opposite to the force applied by the girl while using her sandals

I knew physics would be useful one day ...

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