The element of the romantic movement that is present in the excerpt from the "The Solitary Reaper" by William Wordsmith is that the poem explores the inner world of an individual. I hope you are satisfied with my answer and feel free to ask for more if you have further questions and clarifications
It's life because when you are with someone you love and cherish you want to be around them all the time. And when you are together all you can wish to see is their smile and that makes your LIFE better.