What Are Delusions of Grandeur?

In a complicated life, sometimes people are in depression and depression and want to escape, but they are inevitably overwhelmed by the cruelty of reality, and can only endure the pain brought by life in silence. Such people are often too shy to show their hearts, afraid of being laughed at by others, and even more afraid of being hurt. Therefore, I can only bury my heart in the things and people I like. Without an effective way to escape, they can only imagine deep in their hearts, unconsciously. Knowing that this is wrong, but cannot control himself.