Love is a spiritSoul quality, & not based upon appearance or temporal Physical qualities; thus it exists Across& Beyond boundaries , age, species and mortality

An intro. Publication on 

Love:

https://www.lulu.com/shop/reshma-arora/unconditional-love/ebook/product-23830136.html

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Love is true , 

& all true Preachers& Practioners strive to inculcate it as an Instinct via god, meditation, courses and restrictions.