If you have read my Top 10 Lessons in Thinking, this is a deeper look. Again, the ideas are from Leonard Peikoff.

I sequenced this list so as to follow a flow. Enjoy!

Here are my favorite principles of logic and reasoning, collected from Leonard Peikoff’s Objectivism: the Philosophy of Ayn Rand.

While these do stand on their own, they become most useful if you study them individually and in depth. For that, I recommend Peikoff’s book.