In this weeks mail bag a young man, who I'll call "Dave", asks "How do I critical think good?"

[Apeman]

It’s easy “Dave” just ask questions, here’s a handy chart, that I suggest printing out on a wallet sized card so you always have it handy, and when you’re presented with new information follow the card.

[Bigdukesix]

Screw all that

just be left handed