If someone is depressed they tend to retreat within the inner circle of their comfort zone which in the longer term, may contribute to exacerbating a problem rather than soothing it and if not seeking to expand the comfort zone becomes the norm.

If we are not using our brains' capacity for challenge it feels to me as though it atrophies like an unused muscle.

Plasticity is an intrinsic property of the human brain and represents evolution's invention to enable the nervous system to escape the restrictions of its own genome and thus adapt to environmental pressures, physiologic changes, and experiences.

Neurogenesis continues throughout life and we have the capacity to establish new neural pathways and strengthen existing ones.

Our emotional map is laid down mainly in relationship with our earliest caregiver in the first couple of years of life.

If we think of our brains as a map, those early roads are like grooves, tram tracks, easy to fall into.

Our brains do not have to be fixed, they can be plastic.