I remember very well. And when I look at the photos, emotions roll over so that I feel them physically and seem to relive those moments again.
It is interesting that at some periods I felt directly how I was gaining experience, I was matered - in some area, and in general, in a kind of feeling of life experience, "swam-know" ... And then it all goes away like steam. Yes, everything was, and even really cool - but already, as it were, not with you.
It's very good: to understand and feel that everything the same in some sense means nothing (in the sense of achievements, herbarium of laurels, illusion of wisdom).
Again, and again, and again. Everything from scratch.
At the same time, I don't devalue the previous experience, it helps ... But it really is more at the memory level: "Oh! I've done this, I experienced it. It's interesting."
In a word, how a series of geological eras.
Here I go with my mother to kindergarten. Here in the army. Here is a hand to the elbow in a patient: manual removal of the placenta. Here ...