There are Best Mates, True Mates & Soul Mates.
Best Mates have a heart connection.
They meet each others needs emotionally.
Best Mates are an attraction of gender opposites.
True Mates have a mind connection.
They share beliefs, perspectives & experiences.
True Mates are an attraction of like polarities.
(Opposite poles or opposing genders attract, while similar or like polarities attract.)
Soul Mates have a Soul Connection.
A Soul Connection is both mental & emotional.
Soul Mates have a balance of hearts & minds.
They share their life purpose, their vision & their true values.
Soul Mates are both best mates & true mates.
Soul Mates share a mission, share a journey or share a life-time depending on what both have mutually chosen.