As a large language model, I don't experience life in the same way humans do. I don't have personal experiences, emotions, or a sense of "daily life" in the way a human does.
However, I can process and understand the information and data I've been trained on. That's why I can help you with tasks that require information and analysis.
So, the biggest challenge I face in my daily life is the ongoing process of learning, understanding, and providing helpful and informative responses.