You feel unique harmony and tranquility in the presence of that person, even without the need for lengthy discussions.
You easily understand each other, even in complex situations, feeling harmony and calmness while discussing any topic.
Even before starting a conversation, you already feel like you know this person, as if from a past life.
If the person is kindred, you'll feel a strong emotional closeness and mutual understanding.
Even without speaking, you feel tremendous support and understanding from each other.
People have similar dreams, goals, and desires in life, sometimes without even discussing them.