Happiness and sadness are a part of life and follows everyone. It is the nature of humans that they become worry on little sad moments and waste their time by sitting idle. This life teaches us that you should not keep worry about little things. Everyone should try to be happy because when anyone is worried then he is wasting his joyful moments and miss every new chance. So try to avail each and every moment and take benefit from every chance because every second gives you a new opportunity. Always focus and give importance to relations and strength of relationship depends on how brave you are because in relationship you have to give sacrifices anything for one another.