Wonder’ ) calls the ‘Eureka’ moment, or the romanticized ‘solitary genius,’ working away alone in a dimly-lit room, coming up with one amazing idea. The Newton -hit-on-the-head-with-an-apple moment (though ‘Eureka’ sums it up more succinctly). Darwin did not have a ‘Eureka’ moment. He had a lifetime of fascination, of good teachers,