The material world is obvious. Even more than obvious, it's intrusive, there is no escaping and no denying. Not even animals can escape it--as long as they are alive. The spiritual world, on the other hand, requires intention, work, awareness, concentration, focus--arduous work. From the material world, the spiritual world looks hazy, murky. Our eyes are not accustomed to the warped physics of the spiritual world, how the light is bent, refracted and reflected in the atmosphere that stands betwe...
my_dogs = 2
cannot start with a number
lowercase (in general)
avoid special meaning in Python
no need to declare
can change type on the fly (dynamic typing)
sirve para verificar el tipo de variable