(Don't look yet, add a title, and it will be revised)
True understanding is never just knowing what he likes to eat or his favorite color and other superficial things.
It's knowing his personality, how he would choose between two different options, and how he views certain matters—understanding his thoughts and values.
And on a deeper level, how he formed such a personality, what influence his environment and original family had, and why he makes certain choices—an understanding of the soul.
Although these topics may seem abstract in reality, they are undoubtedly the foundation of emotional needs within everyone's heart and the best way for different sexes to grow closer and become more intimate.
Life can be very lonely; no one doesn't long for someone who truly understands their heart, appreciates them, and accepts everything without aggression or reservation.