Love.rb

#!/usr/bin/env ruby 

$happiness = File.read("/human/organs/heart").to_i
$sadness = File.read("/human/organs/brain").to_i

class Friend
  def hug
    $happiness += 1
  end
end

zaal = Friend.new

while $happiness < $sadness do
  zaal.hug
  puts ":|"
end
puts ":)"