What idioms describe the ostrich's mentality?

There are many idioms to describe ostrich mentality, which are listed as follows:

1, comfortable in a corner, comfortable in a corner, describing a corner of peace, not seeking progress;

2. Avoiding the Golden Horse is a metaphor for escaping from the world as a court official;

3, seclusion, refers to carefree escape from the secular;

4. Self-deception means self-deception. Now it means deceiving yourself and others when you know the truth. Generally speaking, it means refusing to face the facts.

5, cover your ears, steal the bell and cover your ears for fear that others will hear you. Metaphor is self-deception Anything that can't be covered clearly must be covered.