The key to the credibility of a deductive conclusion lies in the premises. Since the conclusion must result from the premises, it is considered invalid if one or both of the premises is proven false. Therefore, the premises must be truthful facts, rules, principles, or generalizations. Just one word can change the premise from fact to fiction, such as the words "all" and "every." Consider the following example:

All dogs have brown fur. Spot is a dog. Spot has brown fur.

The truth is that some dogs have brown fur. The first premise is untrue, which makes the conclusion invalid.

The Art Of Cold Reading

The Art Of Cold Reading

Today I'm going to teach you a fundamental Mentalism technique known as 'cold reading'. Cold reading is a technique employed by mentalists and charlatans and by charlatan I refer to psychics, mediums, fortune tellers or anyone that claims false abilities that is used to give the illusion that the person has some form of super natural power.

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