"Nothing was irrevocable; everything was within reach. Just around every corner lay something curious and interesting, something I had never before seen or done or known about." is the answer, i just took the k12 test. (:
Answer: The answer is "Nothing was irrevocable; everything was within reach. Just around every corner lay something curious and interesting, something I had never before seen or done or known about."
Explanation: When the author says I had never before seen or done or known about means that before he was more inoccent to do things.