Reddit reviews Zeno and the Tortoise: How to Think Like a Philosopher

These might be a little dry, but...

• Thinking, Fast and Slow had a pretty big impact. It helped me acknowledge some of the thought patterns and logical fallacies I was making. It had a very conversational tone, and I enjoyed the wittiness of it.
  
  
• Zeno and the Tortoise: How to Think Like a Philosopher was another big one. This armed me with some great ways to approach the world. It gave me some "mental tools" to use in certain situations to better understand the world around me. It's organized into many different short stories, so it's easy to digest a little bit at a time.

(Zeno and the Tortise: How to think like a philosopher](http://www.amazon.com/Zeno-Tortoise-Think-Like-Philosopher/dp/0802139175)

This is a pretty good introduction to some of what he calls the "tools" in a philosopher's "toolbox".