A possible meaning is that one who falls in love with himself will not find many other people interested in loving him; he won't be very attractive to others. As a result he will have only himself as a suitor. Similarly but from a slightly different perspective, a person in love with himself may know other people who want to love him, but his own affection for himself will be more important to him than their desires to love him. This is applicable equally to men and to women. It is written with masculine pronouns following an older and now mostly outdated convention that masculine pronouns are used when the reference is to people in general.
Making Narcissus falls in love with himself
This phrase suggests that someone who is self-absorbed or narcissistic will not have competitors in their own eyes because they are overly focused on themselves. It signifies that vanity and self-centeredness can lead to isolation and a lack of genuine relationships with others.
he goes into to her room and watches her sleep.
Hortensio and Gremio are rivals for the love of Bianca Minola in The Taming of the Shrew.
it means that you were only concerned about yourelf. When someone says that you are in love with yourself it means that you only think about yourself
He is confused and needs to sort himself out.
Of course. There are no rules about who can and can't fall in love. Rivals for the same prize have a lot in common--a passion about the same thing. A attraction between them would be very natural.
He falls in love with the dragon.
It means "Love." becuse he loves only himself
The princess Aladdin falls in love with is named Princess Jasmine.
the symbol on garra's forehead means love before he fought naruto he swore to only love himself