I normally don't write much (just post pictures and links & such) so this is a challenge :) Funny, though ... I had no problem writing as a child. I suppose I haven't outgrown my adolescent awkwardness in certain areas, like public creativity. Seems like a common malady.
Infants swim instinctively, but soon forget how and have to relearn that inborn ability. Children are natural actors in play, but soon become self-conscious and shy, consumed by stage fright or performance anxiety.
"How can someone be born when they are old?" Nicodemus asked. "Surely they cannot enter a second time into their mother's womb to be born!" --NIV John 3:4
Well, apparently we can, and not quite only in metaphor; we are 'reborn' by re-envisioning our roles and relationships, sometimes in small bits, sometimes in large chunks. And these rebirths can reshape our lives.
As Wordsworth wrote:
MY heart leaps up
when I behold A rainbow in the sky:
So was it when my life began,
So is it now I am a man,
So be it when I shall grow old
Or let me die!
The child is father of the man:
And I could wish my days to be
Bound each to each by natural piety
--"My Heart Leaps Up", Found in: WikiAnswers
Several interpretations of "The child is father of the man" are possible:
... work in progress :)