We must expect to fail... but fail in a learning posture, determined no to repeat the mistakes, and to maximize the benefits from what is learned in the process. ↗
That is one of the great secrets of life Nowadays most people die of a sort of creeping common sense, and discover when it is too late that the only things one never regrets are one's mistakes. ↗
However, I survived and started to read all chemistry books that I could get a hand on, first some 19th century books from our home library that did not provide much reliable information, and then I emptied the rather extensive city library. ↗