Duality is found everywhere in nature. We usually call it ‘yin’ and ‘yang’.
Yang is the energising, activating and motivating principle of life. Yin is the nourishing and building principle of life.

Here some examples: 

• driving the car, playing sports, multitasking, drinking coffee, eating spicy, making deals/business is yang activities. It is also hot, bright, fast, dry, aggressive, male, daytime, sun. 
• sleeping, mediating, getting massage, eating oatmeal is yin activities. As well as it is cool, dark, slow, soft, stable, moist, female, night, moon. 

So if we’ll look at our hormones in the body, we’ll see that stress hormones are yang and sex hormones are yin. They are also harmoniously balanced and complement each other perfectly, because they are actually aspects of the One. 

If you remember I’ve told you before that every human being has a life force or energy (you can call it Soul…