The incomplete knowledge

We can never know that anything is complete. It is impossible to say that you know everything about certain subject because we can never proof that, anyway something are consider more incomplete than others. The best field that matches the Plato cave theory is the future. We can never know what the future holds; we can only speculate from the present. Even someone from the future travels back though time, we wouldn't understand what he or she is talking about because it a different world