We all know Christian persecution is coming.
Actually, it’s not “coming” - it’s here. Christian persecution has been employed for a very very very long time.
Sell your garment and buy a sword.
That is why it is important to show your Christianity. I keep a large cross on my office computer, and quotes from the bible on my cubicle walls. Among these, abundant anti-global warming material abounds. I dare them to start something.