Good description. Quite some philosophical concepts there.
The first few D-Rank jutsus we will be learning are largely defensive, however. Actually, lightning can go through ground, and you'll learn that it is Earth's weakness. Controlled properly, lightning can destroy rocks and hard earth walls.
Furthermore, lightning also has its weaknesses. Wind can easily destroy due its wide area of effect and how it can easily scatter lightning.
Never forget how useful Lightning is. I will be going over it once more when we are near completion of your training.
Now that you have learned the basics of Raiton chakra, put your hand into the water and focus your chakra into your hand to send small statics of electricity throughout the water. Remember the experience I dealt you before.