Sentence:  Compared with the greatest poets, he may be said to be the poet of unpoetical natures, possessed of quiet and <WSD>contemplative</WSD> tastes. But unpoetical natures are precisely those which require poetic cultivation. This cultivation Wordsworth is much more fitted to give, than poets who are intrinsically far more poets than he. 
Meaning of the word marked with <WSD> tags:  Inclined to contemplate; introspective and thoughtful; meditative.