static void Main(string[] args)
{
OrdinaryHuman steve = new OrdinaryHuman(185);
Console.WriteLine(steve.BreakWalls(89.2)); // even if steve is OrdinaryHuman object from sealed class, we are able to expansive his methods like BreakWalls which is not included in his class. It's epic!
Console.ReadKey();
}
public static string BreakWalls(this OrdinaryHuman h, double wallDensity)
{
return("Przedzieram się przez ścianę o gęstości " + wallDensity + ".");
}
