Perhaps you've seen it. Always remember that you are unique. Just like everyone else. Just because you're paranoid doesn't mean they AREN'T after you. As far as the laws of mathematics refer to reality, they are not certain, and as far as they are certain, they do not refer to reality.
Psychiatrists say that one out of four people are mentally ill.
Check three friends. If they're OK, you're it. I'd eat it, and I just hate it. Living on Earth may be expensive, but it includes an annual free trip around the Sun. Experience is what causes a person to make new mistakes instead of old ones.