3. What you lose on the swings you get

back on the roundabouts.

　　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.