Word decals have a perhaps unearned reputation; whenever people deploy these accents, it seems they depict the most inane statements.
(We’ve had enough of “Live. Laugh. Love.“) As such, even if you’re quoting Kant, these looks inevitably comes across as tacky.
They were famous and cool a few years ago, when our kids were young. But you should try to get rid of them urgently because they are really outdated and probably your children do not want to see this now when they visit you!