This means that you have the knowledge of mechanics which is a power. That means that you have the power to fix automobiles. Knowledge is very important in our world. Some people are valued on what it is they know. People need to know things to survive in our world today.
Lets say for example that in our world our knowledge is limited.
That would mean that everyone would know exactly what everyone else knows. In our world today we have that freedom of choice to learn and gain as much knowledge as we possibly can. Knowledge is having information and using it to your advantage. When someone has full knowing, they understand in a complete way. People have the knowledge of languages.