On how we guarantee that there does not exist some hidden, sound objection to our rational arguments, that we are not aware of.
Certitude in the Mass Transmitted Miracle
Response to those who grant that mass transmission is a way of knowledge, while making exception for reports on miracles.
Appeal to Disagreement
Some claim that the very disagreement between the various ideologies is proof that they’re all false. This article offers a brief response to this.
The Obstinate Sophist
A more appropriate way to deal with those who deny the existence of the extra-mental physical world, by arguing that it is possible for it to be all a dream, or a virtual illusion, or something similar.
Al-Taftazani: Response to an Attack on Mass Transmission
Responding to those who argue that the indecisiveness of each singular testimony supporting a mass transmitted report, entails that the mass transmitted report be itself indecisively reliable.
Keys to the Unseen 