Why is it important to keep a beginner’s mind?

When you approach life as a beginner , you are fresh, able to absorb
new knowledge. Your heart, mind and soul are eager to begin a new journey.
This important because for true learning, we leave our egos at the door.
We have a clean slate and can truly get to the kernal of truth.
When we warm up our mind like in practice we are able to stay light
and internal .