How was the Spartan warrior brought up?

We can say that the upbringing of a Spartan was just a matter of state importance, so to speak. These soldiers were taught to read and write. They also had to know the history of their country. They were also trained to “correctly” communicate with the gods. But most of the time, of course, the Spartans devoted to martial art. Also, from childhood, they were brought up with courage and courage.