On May 17, 2007, at 2:53 PM, Ralph G Selfridge wrote:

I have always liked

All non-negative integers are interesting:

Consider the set of non-interesting integers; There must be a first, which is interesting for that reason. The un-interesting integers form an empty set.

Of course if you have a different idea of interesting.......

Many years ago I remember telling Bruce (?) that 19 was the smallest uninteresting integer. When he was asked if I could prove this, I said it wasn't interesting enough to bother.

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