Using this philosophy book is simple. Just open it up and start reading to explore the rich history of philosophy from Socrates to Sartre. It's great for both casual readers and students. When handling the book, try to keep your hands clean to avoid adding more dirt to the slightly soiled cover. To maintain it, store it in a dry place away from direct sunlight to prevent further tanning. If you want to write notes, use a bookmark or a piece of paper instead of writing directly in the book to keep the interiors clean. And be gentle when opening and closing it to keep the binding tight.