What is your personal margin of error? Is a drip on the carpet the end of the known universe as you know it? Or do you run wild and throw those black work out pants into a washing machine full of fuzz spewing sweaters and towels?
Each of us has an operating system that we let gauge our choices. What we are currently having to adapt to as a worldwide phenomenon is the unknown. When I was growing up what was unknown became more and more clarified through my knowing. If I knew one particular law of reality and lived within it, I was more likely to understand the unknown.
Babies drop a toy off of the high chair tray repeatedly engaging in a physics experiment. Will the object once released from the hand always fall to the floor? The only way to know is to conduct the experiment until you are satisfied.