“Do you know what is the definition of sadness?” Somebody asks them.
No, they don’t think that they can understand it really well.
They had, but it had been gone with their positive side of thinking.
They understand the manner.
Arrangement of etiquettes.
How the systems pass them the rules.
Happiness, the exact synonym word of it.
Sadness and happiness are created in pair.
Both are related to each other.
There are many reasons to choose which one is good for themselves.
Many people has been busy with negative thought, but the other focused on the positive thought of it.
They believe that each moment, part of their life must have positivity, even inside of negative things.
The choice is yours. Undertanding the definition of sadness or happiness.