Simplify the following text for a Grade 12 native English-speaking person.
Original: Lust exposes people to others ; romantic attraction encourages people to focus their energy on mating ; and attachment involves tolerating the spouse ( or indeed the child ) long enough to rear a child into infancy .
Simplified: Lust makes people like each other , romantic attraction encourages people to focus on mating , and attachment helps people tolerate the spouse ( or the child ) .