the difference between physical and emotional love? I need a quotes for an essay?

What is the difference between physical and emotional love?If you have read Ernest Hemingway's"the sun also rises".I'm writing an essay over lady Brett Ashley.

“If a man has to make a woman the center of his love, why should he integrate animality into this sacred human emotion?...Is love incompelete without it?...Is love the name of physical excersize ?” - Saadat Hasan Manto“Love is the basic need of human nature, for without it, life is disrupted emotionally, mentally, spiritually and physically” - Karl Menninger Dr.