data class Lotharschulz (
    val passion: List<String> = listOf<String>("Technology", "Leadership"),
    val naturalLanguages: List<String> = listOf<String>("de", "en"),
    val programmingLanguages: List<String> = listOf<String>("Kotlin", "Python", "Typescript", "Java", "Golang"),
){
    fun sayHi() = println("Hey there, nice to meet you ;-)")
}

fun main() = println(Lotharschulz().sayHi())