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John M Barry Rhetorical Analysis Essay

Decent Essays

Throughout the passage, John M. Barry uses a variety of methods to describe the process of scientific research. The author gives us long metaphor where a scientific investigator is like a pioneer in an unexplored region of the world. The author also gives us a little bit of background information on characterizations needed for scientific research. Starting with the background knowledge and miscellaneous information that gives us a better understanding of what goes on in scientific research, Barry gives us a comparison between certainty and uncertainty. Describing certainty, the author uses words with good connotation, “Certainty creates strength. Certainty gives one something upon which to lean.” The words to be looking at here are strength and an action that can be done with certainty that feels supportive. When describing uncertainty the author uses words with a bad connotation, sort of making connotation seem the better option, “Uncertainty creates weakness. Uncertainty makes on tentative if not fearful, and tentative steps, even when in the right direction, may not overcome significant obstacles.” The word …show more content…

The author says that to be a scientist, we must have the courage to face doubt, and he backs up his idea with a 19th century French physiologist, Claude Bernard, “Science teaches us to doubt.” Saying that a scientist must be open-minded to the fact that their findings are not always correct, the author describes Einstein’s process and how he goes about it. There is sense of knowledge that Claude Bernard seems to have as he is titled, “the great French Physiologist”. Also, the qualification and power that comes with Einstein’s name is known worldwide and clearly apparent. Both of these names and titles, which are very credible, come together to make Barry’s argument more

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