I don't know what the exact origins of the safety pin thing are but I first was made aware of it after brexit. And it was used to show solidarity with EU citizens. Maybe this is why I'm alarmed by this negativity?
'Your father's right,' she said. 'Mockingbirds don't do one thing but make music for us to enjoy. They don't eat up people's gardens, don't nest in corncribs, they don't do one thing but sing their hearts out for us. That's why it's a sin to kill a mockingbird.'" Page 90