To be ‘critical’ comes from the Ancient Greek ‘kritikos‘ which literally means “to judge”. Thus when it comes to any knowledge, informations, opinions or ideas… go to the source (primary documents, not human-centipede secondary documents) and judge for yourself.
![you're the judge ERIC KIM talking vlog](https://i0.wp.com/erickimphotography.com/blog/wp-content/uploads/2020/08/Screen-Shot-2020-08-26-at-9.54.58-AM-scaled.jpg?fit=2560%2C1600&ssl=1)