We must pay greater attention to keeping our bodies and minds healthy and  able to heal. Yet we are making it difficult for our defences to work. We allow  things to be sold that should not be called food. Many have no nutritive value  and lead to obesity, salt imbalance, and allergies.

David Suzuki   (an environmental activist and host of the television show The Nature of Things. He has also worked as a geneticist, nature writer, and university professor.)