The big brain move if you have a fully paid off vehicle is to set aside a percentage of what a car payment would be each month into a high yield savings account. Once the cost to repair your current vehicle is more than it's worth, breaks down too frequently, etc, you buy a reliable replacement vehicle in full cash and repeat the cycle.
Advice from a dryer: Open the door to amazement. Don't shrink from your true calling. Accept life's wrinkles. Avoid overload. Reach into mystery!