It's true that people don't analyze every situation or piece of information they encounter. Our brains are designed to be efficient, and as a result, we often rely on mental shortcuts or heuristics to make quick decisions and process the vast amount of data we're exposed to daily. Here are a few reasons why people don't analyze everything:

1. Cognitive Load: The human brain has limited capacity for processing information. Analyzing every detail would be overwhelming and time-consuming.

2. Heuristics and Biases: People often use mental shortcuts (heuristics) to make decisions quickly. While these can be useful, they can also lead to biases and errors in judgment.

3. Context and Relevance: Many situations or pieces of information aren't relevant enough to warrant detailed analysis. We tend to focus our attention on what is most important or immediately relevant.

4. Experience and Expertise: In fields where someone has extensive experience or expertise, they may develop an intuition that allows them to make quick judgments without deep analysis.

5. Emotional Factors: Emotions can influence how much someone chooses to analyze a situation. Stress, anxiety, or other emotional states can impact decision-making processes.

6. Time Constraints: In many situations, there simply isn't enough time to conduct a thorough analysis. Quick decisions are often necessary in fast-paced environments.

Understanding these factors can help us recognize when we might be relying too heavily on shortcuts and encourage more deliberate analysis when it's needed.