A definition of poetry can only determine what poetry should be and not what poetry actually was and is; otherwise the most concise formula would be: Poetry is that which at some time and some place was thus named.
All men are somewhat ridiculous and grotesque, just because they are men and in this respect artists might well be regarded as man multiplied by two. So it is, was, and shall be.
He who has religion will speak poetry. But philosophy is the tool with which to seek and discover religion.
Since philosophy now criticizes everything it comes across, a critique of philosophy would be nothing less than a just reprisal.
The historian is a prophet looking backward.
Nothing truly convincing - which would possess thoroughness, vigor, and skill - has been written against the ancients as yet; especially not against their poetry.