Console

Every game, every program and everything on your PC starts with a console.
It is the simplest form of user input and visual feedback a computer can represent.
Consoles in games are heavily used for script debugging, collecting bread crumbs,
making sure that certain parts of your program did run properly and also
for logging errors.

The matrix

Therefore a console is the biggest friend of any developer.

This simple script will provide us a public function which can be used in the unity editor to debug custom messages or events. It is the simplest program we can write and it is often called Hello World!