I said to the lecturer in epistemology class once "I don't know anything." He said "Don't you know your name?" Every time I cross a busy road, I bet my life on

I said to the lecturer in epistemology class once "I don't know anything." He said "Don't you know your name?" Every time I cross a busy road, I bet my life on my certainty that I know where the cars are, when I must walk to avoid them etc. There are many other things like that in life. Also see Moore's "Here is one hand" argument. https://en.wikipedia.org/wiki/Here_is_one_hand https://en.wikipedia.org/wiki/Here_is_one_hand