Cognitive biases mess up our view of reality and tweak it without us knowing about it. All you can do is educate yourself and then keep a watchful eye on when they pop up. You will still miss many of them, but you may catch your brain playing a trick on you every now and then, and you may fight back.
A counseling philosopher who uses your own specific experiences as the basis for philosophizing with you about the nature of your life’s problems might be the answer to getting a bearing on the direction of your life.
Highly valued accomplishments shape your identity, make you proud, give meaning to your life, and therefore you should do more of them. They have common aspects that will point to your core values. Values that are important to you.