Love

Agape (Ancient Greek: ἀγάπη, agápē) is "love: the highest form of love, charity; the love of God for man and of man for God.

Love Is... is the name of a comic strip created by New Zealand cartoonist Kim Casali (née Grove) in the 1960s.

Adultery (anglicised from Latin adulterium) is extramarital sex that is considered objectionable on social, religious, moral or legal grounds.

Heterosexuality is romantic attraction, sexual attraction or sexual behavior between persons of the opposite sex or gender.

A love letter is a romantic way to express feelings of love in written form.

Platonic love is a type of love that is non-sexual.

A love triangle (also called a romantic love triangle or a romance triangle) is usually a romantic relationship involving three people.

The triangular theory of love is a theory of love developed by psychologist Robert Sternberg.

Hatred (or hate) is a deep and emotional extreme dislike.

The Day of Saint Peter and Saint Fevronia (Russian: День Святых Петра и Февроньи / Den' Svyatyh Petra i Phevronii) also known as the Day of Family, Love and Faithfulness (Russian: День семьи, любви и верности / Den' sem'i lyubvi i vernosti), the Orthodox patrons of marriage, was officially introduced in Russia in 2008.

Mettā (Pali) or maitrī (Sanskrit) means benevolence, loving-kindness, friendliness, amity, friendship, good will, kindness, and active interest in others.

Love of God can mean either love for God or love by God.

A lovemap is a person's internal blueprint for their ideal erotic situations.

The love of God is a prevalent concept both in the Old Testament and the New Testament.

Attachment theory, originating in the work of John Bowlby, is a psychological, evolutionary and ethological theory that provides a descriptive and explanatory framework for understanding interpersonal relationships between human beings.

Attachment in children is "a biological instinct in which proximity to an attachment figure is sought when the child senses or perceives threat or discomfort.

Brotherly love in the biblical sense is an extension of the natural affection associated with near kin, toward the greater community of fellow believers, that goes beyond the mere duty in Leviticus 19:18 to "love thy neighbour as thyself", and shows itself as "unfeigned love" from a "pure heart", that extends an unconditional hand of friendship that loves when not loved back, that gives without getting, and that ever looks for what is best in others.