Ah, I think it would be a mistake for anyone to assume they are an expert unless they are in a field that has nothing left to be discovered (rare!). If you are

Ah, I think it would be a mistake for anyone to assume they are an expert unless they are in a field that has nothing left to be discovered (rare!). If you are in tech, then I think "Ancora Imparo" (I'm learning) - as referenced in an earlier comment - is the way to go. If you have anything to do with startups, then I think you should be ready for your knowledge and expertise to be disrupted everyday.