The #1 guideline to success is you must be in business for yourself. When you work for someone else, you sell your time at wholesale to your employer, who then re-sells it at retail to the customer.
Going to work for a large company is like getting on a train. Are you going sixty miles an hour or is the train going sixty miles an hour and you're just sitting still?
There are one hundred men seeking security to one able man who is willing to risk his fortune.