Final answer:
The author concludes that it is important to rely on knowledge and training rather than fear. Twain's literature subtly criticizes social codes and influences readers' beliefs. His work offers entertainment and insight.
Step-by-step explanation:
The author's conclusion about what Twain says about the human race is that it is important to rely on knowledge and training rather than allow fear to rule.
Twain uses vivid descriptions and hyperbole to emphasize the dangers and panic he feels, but ultimately conveys the message of relying on one's abilities.
Through Twain's literature, including books like The Adventure of Tom Sawyer and The Adventures of Huckleberry Finn, he subtly criticizes social codes and influences readers' beliefs and identities.
Twain's work offers both entertainment and insight, combining humor and astute analysis.