It has been generally accepted that the presence of a sun line in a palm is a general indication of success and happiness. But what is the benchmark of success or happiness? The benchmark may be different for different person and situation.
Let us take a simple analogy. To a poor man a gain in $100 would be considered a mark of success or happiness to him. But to a millionaire his measure of success might be a gain of $100! So everything is relative.
In view of this how we interprete the sunline will be dependent on the client and situation and the different benchmark used