However there are many different types of long term memory such as: explicit and implicit memory. Explicit is all about the knowledge and of the mind being conscious of it’s thoughts because for example if asked about a type of car brand the mind would revert to all the past experiences being around cars and mentioning which one they'd seen or the mind would also revert to something tragic if asked about something they could never forget. This happens because the brain records the memory when you first experience it. Implicit memory on the other hand is different because it "speaks" through our everyday actions because it comes naturally. For example: washing dishes, typing on the computer without looking at the keyboard / texting really fast with no errors or tying your shoe the list goes on. These actions can also be known as procedural memory but it's just as equivalent to implicit memory. Emotions come from complex regions of the brain. The brain is an amazing organ that is "designed" in memory , the average human brain weighs about three pounds . People tend to wonder if the size of the brain matters, it doesn't