Why, how, where, when, what, etc are the questions that every enthusiastic conscious brain thinks about. The question about your existence, the meanings of the life are the most common thoughts if you have ever thought seriously about the life.
I like to think these are the most common thoughts through the vision and the way I have understood my life.
The most important thing would be readiness and idea of giving something to achieve something or karma cycle.
The psychological explanations may not match with real life experience as the socialization process also differs as per individual.
to be continued………………..