👉 Undoubtingness is a subjective concept in psychology and philosophy that refers to the belief or conviction that one's beliefs, thoughts, or actions are true without any evidence or support. It can be an internal state of mind where individuals believe strongly in their own knowledge, understanding, or experiences. It is often associated with certain beliefs, values, or attitudes that people hold deeply and are not easily challenged or questioned by others. Undoubtingness can manifest itself in various forms such as certainty, belief
