One of the best, and most fun, ways to learn about logical thinking is to read this story written in 1951 by Max Shulman
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Love is a Fallacy
Cool was I and logical. Keen, calculating, perspicacious, acute and astute-I was all of these. My brain was as powerful as a dynamo, as precise as a chemist's scales, as penetrating as a scalpel. And - think of it! - I was only eighteen.