since they are probably vegetable rather than animal. But at the right-hand side you will see an undoubted amœba, moving sluggishly across the field. The upper screw is the fine adjustment. Look at it for yourselves."
Summerlee did so, and acquiesced. So did I, and perceived a little creature which looked as if it were made of ground glass flowing in a sticky way across the lighted circle. Lord John was prepared to take him on trust.
"I'm not troublin' my head whether he's alive or dead," said he. "We don't so much as know each other by sight, so why should I take it to heart? I don't suppose he's worryin' himself over the state of our health."
I laughed at this, and Challenger looked in my direction with his coldest and most supercilious stare. It was a most petrifying experience.
"The flippancy of the half-educated is more obstructive to science than the
