turning back, after an immense interval, to the poems of D.H. Lawrence I found these two essays by Kenneth Rexroth pungent & useful--

"Sentimentality is spiritual realization on the installment plan. Socially viable patterns, like conventional verse, are a sort of underwriting or amortization of the weaknesses of the individual. This is the kernel of sense in the hollow snobbery of Valéry. The sonnet and quatrain are like the national debt, devices for postponing the day of reckoning indefinitely. All artistic conventions are a method of spiritual deficit-financing. If they were abandoned, the entire credit structure of Poets, Ltd., would be thrown into hopeless confusion. It is just as well that the professors have led the young, in my lifetime, away from free verse to something that can be taught. No one could be taught to be Lawrence, but in a world where the led lead the leaders, those who might pretend to do so are sure to be confidence men..."