A mistake is a signal that it is time to learn something new, something you didn't know before.
You cannot improve your future if you are not willing to try something new and risk making mistakes and learning from them
Leadership is what you need to learn next
People without leverage work for those with leverage.
Confidence comes from discipline and training.
Doing more with less, is a crucial principle to learn; especially if you're going to be in business in this rapidly changing world.