one countermeasure i use for this is to substitute the phrase "i'm pretty sure that..." in place of "i know...". that gives both you and others the mental room

one countermeasure i use for this is to substitute the phrase "i'm pretty sure that..." in place of "i know...". that gives both you and others the mental room to consider alternative causes. the 5 why's is another more formalized technique: https://en.wikipedia.org/wiki/5_Whys https://en.wikipedia.org/wiki/5_Whys