When you try to initiate and are trying to build a relationship, your attitude should be positive for the simple fact that you want the relationship to be positive. Positive attitude, positive outcome. Negative attitude, negative outcome. Negative attitudes could lead to arguments and altercation, whereas positive build friendships.
The false statement is the following:
Cultural music is rarely used for celebrating life events.
Let's take for example the song "Happy Birthday" - it's used to celebrate people's birthdays. Similarly weddings are often accompanied by music, so music is actually often used to celebrate life events.