Charles is a common name that has been used by many notable figures throughout history. One of the most famous is Charles Darwin, the English naturalist known for his theory of evolution by natural selection. His work, particularly the book On the Origin of Species, has had a profound impact on biology and our understanding of life on Earth. Another well-known Charles is Charles Dickens, a prominent English writer of the 19th century. He created beloved characters and stories, such as A Christmas Carol and Oliver Twist, which highlight social issues of his time. Dickens' literary contributions continue to be celebrated and studied today.