
His kindness does not cause hesitation at the moment he must strike; that is his strength.
Tanjiro listens to victims starting from what they still remember. Showing compassion first allows them to entrust the distance for wielding the blade.
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His strength lies in his resolve not being weakened by the need for kindness.

Because courage appears while fear remains, he is more convincing when he truly steps forward.

He is persuasive precisely because fear never leaves him before courage shows up.

It is precisely because fear never vanishes that his moments of courage feel so convincing.