Can we know anything?

I have a Christian friend who says that we can know nothing empirically. He goes far enough to say that nothing can be proven with certainty. This has been bothering me because I cannot show that he is wrong. Is there a way to deal with uncertainty in our lives?

Is there a better explanation of the facts than the resurrection?

I recently read an article that argued that Jesus did not actually die on the Cross, that it was all a ruse between Jesus and Thomas (the twin) who was supposedly Jesus’s twin according to the Acts of Thomas and the Gospel of Thomas, and that Jesus just appeared afterwards to the Apostles and carried … More Is there a better explanation of the facts than the resurrection?

Why should we think that EVERYthing that begins to exist has a cause?

My question concerns the first premise of the Cosmological argument: Everything that begins to exist has a cause. It is said that this is reasonable to believe because in everyday life we don’t see things just pop up out of nowhere. I think almost any reasonable person would therefore agree that premise one is true … More Why should we think that EVERYthing that begins to exist has a cause?