Won't be as able to be selective, maybe, although many here would argue that studying philosophy will decrease the quality of your bullshit meter rather than improve it.
I think that is most definitely false, because many of the the ideas in philosophy contradict each other, and you get good exposure to contradictory good looking arguments, which teaches you to question such arguments in general.
Popular science books, on the other hand, often tend to explain true conclusions using fallacious arguments.
Another month has passed and here is a new rationality quotes thread. The usual rules are: