Bash

read -p 'Magic question ? (y/N) ' -r magicVar
if [[ "$magicVar" =~ ^([yY][eE][sS]|[yY]|[oO][uU][iI]|[oO])$ ]]
then
  echo "Okay, let's go !"
elif [[ "$magicVar" =~ ^([nN][oO]|[nN]|[nN][oO][nN])$ ]]
then
  echo 'At your command...'
  exit 42
else
  echo 'What is that ?'
  sleep 1
  echo "Baby don't hurt me"
  sleep 1
  echo "Don't hurt me"
  sleep 1
  echo "No more..."
  exit 43
fi