At the beginning of the text, he is described as a polite, balanced, calm, and very rational employee. However, the accident changed his behavior, causing him to become rude, reckless, surly, and restless.
We can arrive at this answer because:
When he recovered from the accident, he went back to work, but his friends at work claimed he was a very calm, efficient, and respectful person, but the accident left him rude, rude, and inconsequential.
More information:
https://brainly.com/question/22348014?referrer=searchResults