The 1st in a series of Philosophical thought and History.
Enjoy a crash course in Philosophy and thought :
How to Argue - Philosophical Reasoning: Crash Course Philosophy #2
How to Argue - Induction & Abduction: Crash Course Philosophy #3
Next time:
Knowledge and beliefs
Sharpen your mind, the most imprtant weapon for a warrior is his mind.
"Hence the saying: If you know the enemy and you know yourself, your victory will not stand in doubt; if you know Heaven and you know Earth, you may make your victory complete." Sun-Tzu