There is no questioning of the fact that people always look for something called “happiness”. Happiness is considered the spice of life because contrary to sadness, it brings us some emotions that can encourage us to be optimistic and enjoy life more. However, it is not easy to define what happiness is and how to achieve it. This essay will explain the difficulty of defining happiness and discuss the factors that influence on reaching happiness. It can be said that the definition of happiness varies from this person to the other ones. This is simply because each person are in different stages of life, have different living conditions, work in different environments and face different kinds of problem. As a result, their conceptions of happiness are dissimilar from each other. For instance, a child may feel happy when he receives a special gift from parents on the occasion of his birthday. Then, he grows up and attend school, the high scores or passing exams may make him feel excited. When he becomes more mature and goes to work, happiness may be high salary, career advancement and a perfect wedding. After spending youth and effort on fulfilling his ambition, he is old and the happiness in the rest of his life is healthy and a united family. Therefore, no one can state precisely what happiness is, but each of us will have our own definitions. There are many elements that play an important role in finding happiness. To begin with, the way of thinking and approaching a problem is a key factor in recognizing happiness. A person who has positive attitude will think that the obstacles he faces in are not really bad and he can totally find a solution to overcome it. This will make he happier since he can turn difficult things into easy ones. Another factor that also has a great impact on achieving happiness is family and true friends. They are always willing to share weal and woe with us. They will stand by our side and support us when we are desperate. They will give us sincere advice to help us improve ourselves. By having lunch or going out for a walk with them, we can easily realize that happiness is just around us. Last but not least, it is worth referring to money. It is an indispensable part in our lives because it can help us meet our basic needs and cover our expenses. If a person is in a sufficient financial conditions, They won’t need to worry too much about their expenditure and subsistence allowance. Therefore, they can find happiness more easily. In conclusion, people should be aware that happiness is indeed not difficult to define and it is simply things which can make them feel pleasure. Moreover, we should not try to translate the definition of happiness of other people into our owns. In order to achieving happiness, I believe people should be more optimistic, spend more time with family and friends, and try to find a job which can offer reasonable salary to help them cover their expenses.