What does it mean that people often form opinions on the spot?

Question

Quizplus · Accepted Answer

When people form opinions on the spot, it is often based on what they have recently seen or heard. This suggests that their opinions may not be well-informed or well-considered, but they nevertheless have an impact on how they perceive and respond to the world around them. Therefore, it is important to consider the context in which opinions are formed and take them with a grain of salt.

What Does It Mean That People Often Form Opinions on the Spot