There is only one thing about which I am certain and this is that there is very little about which one can be certain.
There is only one thing about which I am certain and this is that there is very little about which one can be certain.
There is only one thing about which I am certain and this is that there is very little about which one can be certain.
There is only one thing about which I am certain and this is that there is very little about which one can be certain.