Still Water in Dreams

What would you say is the most regretful thing in life? Is it a love that has no chance to be expressed? Is it a hometown you can never return to? Is it the longing of the eternal separation between heaven and man? Or is it full of ambition that is limited by the times? We will meet many people in our life, will experience many things with us, Some people, we love and stay with each other, There are some people we can't avoid, And those who often lead us into danger are not necessarily truly incompetent; But those who can give us glory and stability are not necessarily really good people! You can always be unwilling, and I can also choose not to give in! It's not a story, it's just the intermittent dreams I had during those few nights, which seemed like dreams and illusions, both true and false. After waking up from the dream, I seemed to know what unwillingness and unyielding were, and I also seemed to know what unspeakable regret was...