https://en.wikipedia.org/wiki/Rhetoric
You're going to want to familiarize yourself with fallacies and bias, to prevent and counteract your own.
https://en.wikipedia.org/wiki/List_of_fallacies
https://en.wikipedia.org/wiki/List_of_cognitive_biases
Read the works of great writers and thinkers (E.g. the Meditations of Marcus Aurelius https://en.wikipedia.org/wiki/Marcus_Aurelius https://en.wikipedia.org/wiki/Meditations also I recommend Wendell Berry.)
https://en.wikipedia.org/wiki/Rhetoric
You're going to want to familiarize yourself with fallacies and bias, to prevent and counteract your own.
https://en.wikipedia.org/wiki/List_of_fallacies
https://en.wikipedia.org/wiki/List_of_cognitive_biases
Read the works of great writers and thinkers (E.g. the Meditations of Marcus Aurelius https://en.wikipedia.org/wiki/Marcus_Aurelius https://en.wikipedia.org/wiki/Meditations also I recommend Wendell Berry.)