"Understanding" means understanding and understanding, so the other person understands you, which means that the other person understands your thoughts and can consider you.
Understand your related sentences as follows:
(1) explanation is sometimes redundant, because people who really understand you don't need your explanation, and people who don't understand you don't need your explanation.
(2) The world is not perfect, and don't expect everyone to understand you, because radish and cabbage have their own love. If you make a radish, naturally you can't make a green vegetable. The best time is that you like me and I like you, but we haven't confessed yet. Without too much explanation, people who really understand you will not deny you easily.
(3) Write for the world so that the world can read your accurate illustrations.
(4) You are the only one for me, but I will never understand you!
I understand your sadness, but someone will leave at the next stop, so more often I choose silence, because we are just passers-by.
(6) Women's Day is coming, and I know you 400%: 100% healthy, 100% happy, 100% happy, 100% leisure. I wish you a happy holiday and a relaxed mood!
Actually, I understand you. I understand your expression after I confessed to you. You are struggling to answer, but you are too embarrassed to say it. It doesn't matter. Don't worry, I know what you mean, and I am willing!
(8) Some people know you, others don't, it doesn't matter, just know yourself! Some people love you, others don't love you, it doesn't matter, just love yourself! Love yourself and give yourself a smile.
(9)? People who know you can naturally understand your words and deeds at the first touch. People who don't understand you, you explain again and again, proving that they just push each other to deeper pain. Without explanation, life is too tired. Hehe, smile and forget the feud.