The human brain is a complex and interconnected system, the largest and the most functionally important part of the central nervous system. Its functions include processing of sensory information coming from the senses, planning, decision making, coordination, motion control, positive and negative emotions, attention and memory. The highest function performed by the brain is thinking.
You can easily find out which of the hemispheres of your brain is active at the moment. Look at this picture.
If the person in the picture is rotating clockwise, your left hemisphere is more active at the moment [...]