Charcoal has an effect of purifying the air.
Thus, when feeling like purifying the dirty air or maintaining much cleaner environment, people need to have charcoal.
I want to become a person like charcoal to the people around me.
I want to become a person who purifies the surroundings.
I want to become a person who can remove negative feeling and give happy feelings just like charcoal.
Why don’t we all try to become a person like charcoal?