logic

Ken Samples - Thirteen Good Reasons for Studying Logic, from Straight Thinking podcast (audio resource)

Ken Samples - Thirteen Good Reasons for Studying Logic, from Straight Thinking podcast

A quote with a problem

With or without religion, you would have good people doing good things and evil people doing evil things. But for good people to do evil things, that takes religion.
- Steven Weinberg

Well, Steven, there's a problem there.... a fairly obvious problem, once you've looked at it.