> I think if you can't explain what are you doing in general terms in 30 seconds to a layman you probably don't really understand what you are doing. Often rep

> I think if you can't explain what are you doing in general terms in 30 seconds to a layman you probably don't really understand what you are doing. Often repeated and attributed (apocryphally?) to Einstein but has never been true. Lots of scientists lack the skills required to explain their work succinctly to a general audience, and it doesn't mean they don't understand their own work.