On The Day Of May 10, 1774, Louis Auguste became Louis XVI upon the death of his grandfather, Louis XV. Only 20 years old at the time, Louis XVI was immature and lacked self-confidence. While Louis XVI wanted to be a good king and help his subjects, he faced enormous debt and rising resentment towards a despotic monarchy
It means live in the moment. You can't change the past, so don't worry about it. The future does depend on what you're doing now, but belive it is good.