In Lewis Carroll's Alice's Adventures in Wonderland, the phrase "at any rate, there's no harm in trying" reflects the whimsical and curious nature of the story. It encourages a sense of exploration and adventure, emphasizing that attempting new things can be worthwhile even if success is not guaranteed. The quote embodies the playful spirit of the book, where characters often take risks and learn from their experiences.

Overall, the quote highlights a positive attitude towards experimentation and embracing the unknown. It suggests that trying is valuable in itself, fostering a mindset of curiosity and courage. This outlook is central to the theme of the story, inspiring readers to be brave and open-minded as they explore new ideas and opportunities.