On the subject of flying saucers, he was definitely a skeptic.Any skeptic knows that it is often impossible to prove that something is impossible, only that it is unlikely.
The word skeptic is a noun, meaning a person who doubts that something is true; a person who doubts religious teachings. Example sentence: I'm a political skeptic, I don't believe anything a...
When it has a subject, verb, punctuation, capitalization, a predicate, and a complete thought. A sentence is a sentence when it is handed down by a judge (or a magistrate).