Among my top 2 interstellar themes, the reason why it doesn't rank first is due to personal selfishness (I like dystopian themes with defective products and I still have no interest in slicing, although this book is not slicing in the traditional sense), but even if I don't like slicing, it still ranks so high in my book, which is a testament to its quality.
Top 1 personal ancient saying, worthy of writing a long review but not well organized
A truly equal world and a truly talkative male and female lead will make me infinitely pampered
But the plot is also great