Always written there, yet no one can understand it—this can be considered a form of sorrow.
Igor thinks it's a sorrow for those who can't understand the book, a sorrow for those who wrote it without making it clear to others, and an even greater sorrow for the Spirit Book itself for not making things clear.
With all these sorrows mixed together, it becomes a great regret.
Now, whatever the Spirit Book says, it holds little value because this matter has been hidden for so many years without being discovered, which is quite a failure.
"Why can't Lord Soron just explain directly? Isn't keeping secrets like this problematic, and it's been hidden for so many years. This decision is truly a failure!" Igor straightforwardly expressed his thoughts, thinking it a matter worth contemplating. Since the Spirit Book is a legacy of Lord Soron's will, it needs to clarify things.
