What is inward eye and why is it called the bliss of solitude in William Wordsworth's poem The Daffodils?

In William Wordsworth's poem "The Daffodils," the "inward eye" refers to the poet's ability to reflect on his memories and emotions, allowing him to visualize and relive the beauty of nature even when he is physically apart from it. This inward contemplation brings him a profound sense of peace and joy, which he describes as the "bliss of solitude." The phrase emphasizes the idea that solitude can lead to deep personal insight and happiness, as the poet finds solace in the memories of the daffodils, showcasing the transformative power of nature on the human spirit.