02 JAN 2012 by ideonexus

 Herschel Compares Scientific Discovery to Columbus' Explo...

Herschel prophetically implied that electricity and electro-magnetism still hid many secrets, and that their investigation would become the leading science of the new age. This would indeed be Faraday’s coming field of triumph. He summarised (paragraph no. 376) this pursuit in the image of a great and noble sea voyage of exploration. ‘There is something in this which reminds us of the obstinate adherence of Columbus to his notion of the necessary existence of the New World; and the whole hist...
  1  notes

Through analogies and parallels the scientists finds branches to connect fields of knowledge.