A person who fell in love with a woman is certainly happier than the most powerful king or even the most powerful person, like the Saudi Arabian sultan or the presidents of Russia or the United States.
To understand this enough take only one look into them and then shift eyes to someone who in love.
These leaders will able to see only money, power and influence on other people and countries, were sealed up with, incapable and cannot in principle discern deep secrets of this world and the universe. For instance, keep in touch with the enigmas of Democracy, Superposition, Love, Quantum Entanglements and even such simple truth that you cannot deceive anyone and anything.
They can not even understand that were caught by the coffin-box of Schroedinger and cannot to get out of it, which so easy and simple for those who have deeply fallen in love.