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When can we be absolutely certain that something is true?


Propeller of a Junkers JU-52
Are there any statements that are absolutely and certainly true? Yes! Analytic statements are true by their own nature. In this post I’ll outline some of them.

One of my most favorite responses to questions from students is: “It depends on how you see it.” To many of my students this response can be quite frustrating at times. “Why can he not give us a clear, clean, yes/no answer to a simple question? Why does he always want to explore the ‘grey zone’? I want to have some certainty!”, they say. Continue reading »


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To know that we know what we know, and that we do not know what we do not know, that is true knowledge.

- Henry David Thoreau -