You have to be willing to make mistakes regularly; there is nothing wrong with it. Michael taught me about making your best judgment, being wrong, making your next best judgment, being wrong, making your third best judgment, and then doubling your money.
The way we perceive the world is heavily influenced by our past experiences and the cognitive biases that come with them.
If somebody offers you an amazing opportunity but you are not sure you can do it, say yes – then learn how to do it later!