Start with "On the method" by René Descartes (the matrix pill, clears your mind)
Follow up with "Ethics" by Baruch Spinoza (Christian liberalist dribble, useful for knowing where all the bad ideas comes from)
Then read "Beyond good and evil" by Friedrich Nietzsche to understand why Spinoza is wrong.
Read "Das capital" by Carl Marx to become a basic gommie.
Then read the Unabomber manifesto "industrial society" by Theodor Kaczynski (He pisses on the left in the start but has some good points.)
then read siege, Hail Hydra