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How to check if an argument is valid

Psyche Weekly <support@psyche.co>

September 26, 1:32 pm

How to check if an argument is valid
Plus: How to be happier in five steps; a brief escape from social media; and the art of slowing down time  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏  ­͏ 

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Friday 26 September 2025

Guide

Thinking and intelligence

How to check if an argument is valid

In logic, validity is prime. If you want to make valid arguments, or sniff out invalid ones, here’s what you need to do

by Robert Trueman

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