This question is based on Literary Appreciation.

'My heart leaps up when I behold

A rain in the sky:

So was it when my life began;or

Let me die!

The Child is the father of the man;

And I could wish my day to be

Bound each to each by natural piety.'

William Wordsworth: My heart leaps up when I behold

The expression 'The child is the father of the man' in the poem above is an example of