There is surely nothing other than the single purpose of the present moment. A man's whole life is a succession of moment after moment, there will be nothing else to do, and nothing else to pursue. Live life being true to the single purpose of the moment. Go to the extent of living single thought by single thought.
Problems occur only when there is change, and are thus opportunities for improvement. Everything is in constant movement, therefore, the possibility of constant improvement exists. Every problem is an opportunity.