[HiTech RedNeck]

That flaw being people turning their faith into fact, and their belief into certainty.

Are you sure that's wrong?

[Swordfished]

That flaw being people turning their faith into fact, and their belief into certainty.

Are you sure that's wrong?

Yes.
Faith is not 'knowing', it's 'believing'.

Now I couldn't tell you whether it's 'wrong' to prostelitize, but asserting something as certain when it's really a belief is wrong. It's dishonest.