失之东隅，收之桑榆
        
        Explanation: a rough way of starting a law of average; if you have bad luck on one day you have good on another; if one venture results in loss try a fresh one---it may succeed.
        
        Example: he may always possess merits which make up for everything; if he loses on the swings, he may win on the roundabouts.
        
        4.What are the odds so long as you are happy.
        知足者常乐
        
        Explanation: what does anything else matter if a person is happy.
        
        Example: you complain so much, but you have a good family, parents, health,and money. What’s the odd so long as you’re happy.
        
        5．Entertain an angel unawares.
        有眼不识泰山
        
        Explanation: to receive a great personage as a guest without knowing his merits.
        
        Example: in the course of evening someone informed her that she was entertaining an angel unawares, in the shape of a composer of the greatest promise.