Oh dear, it's not 100% safe, I better not go outside either , I might get mugged.
Which vaccine has ever been guaranteed 100% safe?
Can you name one?
If you are happy for the world to stay in isolation until someone can guarantee its 100% safe then I think you will be waiting a long time and a lot of people are going to die in the meantime.
Just because my decision is different to yours doesn't make me the "fool".
I will be happy to receive my certificate as soon as possible
