There is a law somewhere that says that when one person is thoroughly smitten with the other, the other must unavoidably be smitten as well.
Amor ch’a null’amato amar perdona. Love, which exempts no one who’s loved from loving, Francesca’s words in the Inferno.
Aciman, André. Call Me by Your Name: A Novel (Kindle Locations 390-393). Farrar, Straus and Giroux. Kindle Edition.