Ego;
noun, plural e·gos.
1. the “I” or self of any person; a person as thinking, feeling, and willing, and distinguishing itself from the selves of others and from objects of its thought.
2. Psychoanalysis. the part of the psychic apparatus that experiences and reacts to the outside world and thus mediates between the primitive drives of the id and the demands of the social and physical environment.
3. egotism; conceit; self-importance: Her ego becomes more unbearable each day.
4. self-esteem or self-image; feelings: Your criticism wounded his ego.
5. (often initial capital letter) Philosophy.
a. the enduring and conscious element that knows experience.
b. Scholasticism. the complete person comprising both body and soul.
6. Ethnology. a person who serves as the central reference point in the study of organizational and kinship relationships.
I more relate to the 1st definition of the word ego. Yes, I am self aware and I do distinguish myself from others as do most humans.
Does a mountain climber have ego because he wants to challenge himself? Maybe. Does a sky diver have ego because he enjoys the thrill and danger of the jump? Do the people who dive with sharks have ego?
Does the soldier who trains for combat and goes willingly have ego?
Does the fighter who wants to see if what he trains in works in the real world have ego? The answer could be yes or no. It just so happens that some people love to test their limitations and are not satisfied with living in a safe theoretical world. Thank you for your good wishes. I wish the same for all people.