The best approach to separating accurate information from pseudo-psychology is

The answer to this question is to employ critical thinking techniques.
Pseudo-psychology tend to not be backed by a valid research to make the theory become reliabe.
With critical thinking techniques, pseudo-psychology could be easily debunked so you wouldn't be trapped within a false mindset to judge the situation that you're currently in

France played a key role in the american revolutionary war (american war of independence; 1775–1783). motivated by the ideals of the new nation which were inspired by the french enlightenment, as well as its long-term rivalry with britain and so as to avenge their territorial losses during the french and indian war, france secretly began sending supplies to the americans in 1775.