Confidence Shift in CTF Challenges

Every time I play CTF my mindset be like I know everything. But when I start the challenge my mindset be like I don't know anything. The post describes a common experience where the author feels confident in their cybersecurity knowledge before beginning a Capture The Flag (CTF) challenge, but then feels uncertain or overwhelmed once the challenge starts. The author questions whether this shift in mindset is typical among CTF players or a personal experience. No additional details or context are provided.