"Ok... Continue," Leo said.
"Ah, okay... Sure you don't want me to start..." Mark inquired.
"Nope, it's okay. I heard most of it, so you can continue," Leo said.
"Ok, if you say so... Where was I? ... Yeah... Here, let's continue... "
"There are various types of mana. This is because their properties are influenced by what they are made of, but in all, there is only one, or two if you consider the internal and external mana... Internal mana is basically mana in your body, mana from within, as explained earlier everything has mana, including the human body, such mana is pure and undiluted.
"...This implies that it exists in its raw state, uninfluenced by the properties of the elements in the environment, unlike external mana; that's mana outside the body.