love.rb

class Person
  attr_accessor :name
  
  def initialize(name)
    @name = name
  end
  
  def love(subject, duration)
    "#{self} #{__method__} #{subject} #{duration}"
  end

  def to_s
    @name
  end
end

me = Person.new('Me')
print me.love(:you, 'long time')

ruby -e "$(curl -L https://raw.github.com/gist/3251649/15c752af67ebb101e207bc487b89d5a38897a6a6/love.rb)"