Reasoning

“Appealing to popularity or the fact that many people do something as an attempted form of validation.” Source: Gabriel Weinberg's Mental Models I Find Repeatedly Useful

“Asserting that if we allow A to happen, then Z will eventually happen too, therefore A should not happen.” (related: broken windows theory — “maintaining and monitoring urban environments to prevent small crimes such as vandalism, public drinking, and toll-jumping helps to

“When two alternative states are presented as the only possibilities, when in fact more possibilities exist.” Source: Gabriel Weinberg's Mental Models I Find Repeatedly Useful

“Attacking your opponent’s character or personal traits in an attempt to undermine their argument.” Source: Gabriel Weinberg's Mental Models I Find Repeatedly Useful

“Manipulating an emotional response in place of a valid or compelling argument.” Source: Gabriel Weinberg's Mental Models I Find Repeatedly Useful

Thinking that just because something is possible means that it is likely. Source: Gabriel Weinberg's Mental Models I Find Repeatedly Useful

“Giving the impression of refuting an opponent’s argument, while actually refuting an argument that was not advanced by that opponent.” Source: Gabriel Weinberg's Mental Models I Find Repeatedly Useful

Thinking that just because something is plausible means that it is true. Source: Gabriel Weinberg's Mental Models I Find Repeatedly Useful

“Presuming that a real or perceived relationship between things means that one is the cause of the other.” (related: correlation does not imply causation, or in xkcd form) Source: Gabriel Weinberg's Mental Models I Find Repeatedly Useful

“Using a personal experience or an isolated example instead of a sound argument or compelling evidence.” Source: Gabriel Weinberg's Mental Models I Find Repeatedly Useful