Possibly something similar to "Walk a mile in someone else's moccasins"
"The admonition to walk a mile in someone else's shoes means before judging someone, you must understand his experiences, challenges, thought processes, etc. The full idiom is: Before you judge a man, walk a mile in his shoes. In effect, it is a reminder to practice empathy."
Answer:
The novel's narrator, Nick is a young man from Minnesota who, after being educated at Yale and fighting in World War I, goes to New York City to learn the bond business. Honest, tolerant, and inclined to reserve judgment, Nick often serves as a confidant for those with troubling secrets.
Explanation:
True, a speaker who use an excess of space-fillers is likely nervous and unsure of what he or she is saying. Because he is using umm, uh, ETC..
This is called The Art of Manliness.
