After Arguing Against The Contention That Art Must Come From Discontent Poem by Mary Oliver

This is William Stanford, not Mary Oliver

Almost fell down a steep precipice once when on a walk down at night from a huge inland cliff along a tiny footpath, saved only by shrubs to hold on, and by not being aware of the danger. On comin down I received a mysterious message about the stars & moon

This is a fine poem, and Mary Oliver is a fine poet. But this poem was written by William Stafford, not Mary Oliver! Please correct.

What poet doesn't recognise this 'climb'?