Mistakes are not really as evil as it sounds, on the contrary in most cases it helps you to evolve as a better person. We can learn a lot from our own mistakes. Also, for any artist, it can be a great exercise to revisit the old artwork just to see how much you have improved. To do the same, concept artist Shyam Deshpande re-illustrates his old illustration with new learnings. He shares his process and all the learnings from his mistakes.
See the Tutorial: https://bit.ly/3lE5gJa