You need to be mindful about every step you make, and the steps must be small enough, so that you would be capable to evaluate exactly what you are risking by taking the step and what is the potential gain from that particular step, and make an informed decision whther that is the step you want to take or look for better alternatives.
In my world bravery = russian roulette = stupidity.
With research, math, and very well studied and decomposed personal priorities, you can go through life with taking only minimal risks.