For the form, you might be interested in Ethica, by Spinoza [1]. On the other hand, for fact checking, the key concept seems to be trust in sources rather than

For the form, you might be interested in Ethica, by Spinoza [1]. On the other hand, for fact checking, the key concept seems to be trust in sources rather than logical consistency. [1]: https://en.wikipedia.org/wiki/Spinoza%27s_Ethics https://en.wikipedia.org/wiki/Spinoza%27s_Ethics