One example of a famous poem that contains a theme of gratitude is "Gratitude" by Henry Van Dyke. Another example is "To My Enemy" by Lucy Maud Montgomery.
"Gratitude" by Henry Van Dyke is a poem that expresses how living life in cheerfulness is a good way to be grateful. Instead of counting and assigning different values to different blessings, this poem depicts how one can be equally grateful for all of life's blessings. Van Dyke was an American author and educator during the 19th and 20th centuries. He was also appointed as the Minister to the Netherlands and Luxembourg in 1913 by president Woodrow Wilson. During his appointment, he helped maintain rights for Americans in Europe during World War I.
The poem "To My Enemy" is about being grateful for the lessons an enemy teaches. It depicts how the hate and scorn of an enemy can motivate a person to be better and accomplish more. Montgomery was a Canadian author during the 19th and 20th centuries. She is well known for the series that starts with the book "Anne of Green Gables."
Along with publishing 20 novels, Montgomery also published over 500 short stories and 30 essays. Many of her novels are set in Prince Edward Island, Canada.