public string Introduction(){

        // HISTORY - The road so far

       if(history != null){

             switch(history)

             case 1:

               return "Born in Yurga/Russia.";

             case 2:

               return "Raised in Aachen/Germany.";

             case 3:

               return "School: No love at first sight.";

             case 4:

               // Discovered love for programming

               return "Technical college: Love at second sight.";

       }

        // THAT'S ME - Who am I

       if(character != null){

             switch(character)

             case 1:

               return "Full-time nerd wants full-time job.";

             case 2:

               return "Series-junkie with big heart for storytelling.";

             case 3:

               return "Plays pen-and-paper, loves technology and imagination.";

             case 4:

               return "Practices Mugai Ryū, discipline and ancient culture.";

             if(adventurous != null){      // eager to try out new things

                    switch(adventurous)

                    case 1:

                      return "Delights in tabletop and soldering - can program and tinker.";

                    case 2:

                      return "Longboard - not only sitting but also rolling";

                    case 3:

                      return "Guitar - Not just Pictures but also sound.";

             }

       }

       if(credits != null){

             switch(credits)

             // Credits to ...

             case 1:

               return "...my family for the encouragment and support for making it possible to chase my                            dreams.";

             case 2:

               return "...my friends for keeping me on the ground and helping me up if I fall.";

       }

   }