The Heavenly Dao is emotionless because it only requires one result.
If you have the ability to kill this great evil, even if it's through persuasion to make it willingly commit suicide, that is your skill with words, it's your talent.
The Womb of the Earth Bodhisattva can persuade the Ghost King to turn back from the abyss and recruit it under its command, that is the great supernatural power of Buddhism.
The dishes Yin Meng makes are so delicious that even evil spirits explode with delight.
Ideas can actually keep opening up, and then open up again.
The one under the peach trees, indeed has the qualification to become a wave, and moreover a great wave in the later stages; once it is stepped over, the journey to becoming the Dragon King is truly not far off.
Applying one's "question setter" mentality is equivalent to only needing to solve all the previous problems, and then there's a bonus question waiting ahead.