Progress in Research: Chapter Three, Page Seven

Progress in Research: Chapter Three, Page Six
Progress in Research: Chapter Three, Page Eight

In the advance of knowledge, about anything, subtlety will beat thuggery just about every time.

(Click on the image for larger size. Creative Commons License
Progress in Research: Chapter Three, Page Seven written and commissioned by Dr. Faustus of EroticMadScience.com and drawn by Lon Ryden is published under a Creative Commons Attribution-NonCommercial-NoDerivs 3.0 Unported License.)

An appropriate illustration would seem to be the famous Flammarion engraving.

Seek and ye shall find.