A quicker way to create our hello Proc


hello = lambda {
  puts('Hello, I am inside a proc')
}

1.	A Proc is an object that holds a chunk of code.
2.	Proc object picks up the surrounding environment when it is created.
3.	Ruby lets you store procedures or procs, as they're called as objects, complete with their context.
4.	coax a method to convert an associated block to a proc on the fly.
5.	Use Proc.new, proc and lamda to create methods
6.	Use proc to create a function
7.	Use Proc.new to create a new method

A quicker way to create our hello Proc : Procs « Method « Ruby