The eyes collect light information and send it to the brain in a form it can understand, using specialized cells called photoreceptors, which include rods and cones.

The brain uses about 40 to 50% of its total capacity for vision, highlighting its importance in our daily functioning.

The nervous system aims to merge perceptions of the outside world with those of the inside world, a process known as interoception.

Our nervous system includes the brain, spinal cord, and peripheral nervous system, which connects to every organ in our body, influencing our mental states.

The design of our brains allows us to prioritize attention efficiently, which is crucial for navigating our environments and making decisions.

When we assess our environment, our attention is naturally drawn to other people, especially their faces, which are crucial for social interaction.

Our physical embodiment is essential to human intelligence and consciousness, as our brains help us navigate and manipulate the complex world of objects in 3D space. The biological brain is designed for smarter movement, and all other aspects of intelligence stem from that.

The brain and nervous system orchestrate all processes in the body, not just thinking and behavior.

The heart is not just a pump; it sends instructions to the brain based on our feelings about the world, making it central to our emotional and physical health.