Reread these lines from the poem. and nothing i cared, at my sky blue trades, that time allows in all his tuneful turning so few and such morning songs before the children green and golden follow him out of grace. how do these lines reflect the theme that time is everyone’s ultimate master?

They shows that the speaker did not appreciate his childhood until time took it away.

Explanation:

Dylan Thomas' poem "Fern Hill" is an autobiographical recollection of his childhood days. Thomas recounts through his memory about his childhood, exploring the transition from innocence to experience, from childhood to adulthood.

The lines given in the question are from the fifth stanza of the poem, lines 42-45. In these specific lines, he states how he cared for nothing, until time, "In all his tuneful turning so few and such morning songs" took the childhood experiences became just memories. These lines shows how the speaker regrets not appreciating his childhood until time took it away.

its d i know cause i've been googling it