In short, our sensibilities have changed in two and a half years..... “If you are not wearing a mask, please wear a mask. We will not allow anyone without a mask to enter.” Yes mom! Two and a half years passed without me noticing. These days, I feel less people who don’t wear masks. However, those hysterically calling for wearing masks feel almost like they’re screaming out of inertia. What is essential to persuade someone? The first requirement in the exercise of persuasion is that the persuader is aware of its effect. If those who have persuasive power do not know the effect of that persuasive power, it will not be used as persuasive power. In the worst case, such persuasion will not be exercised and its owner will lose. However, I feel that the movement to wear masks has reached the second stage. The first step was before the vaccine was fully developed, and at that time it was an emergency measure. It is now entering its second stag...