Gardening is not trivial. If you believe that it is, closely examine why you feel that way. You may discover that this attitude has been forced upon you by mass media and the crass culture it creates and maintains. The fact is, gardening is just the opposite - it is, or should be, a central, basic expression of human life.

Shorter daylight hours can affect sleep, productivity and state of mind. Light therapy, also known as phototherapy, may help. It uses light boxes emitting full-spectrum light to simulate sunlight.

The most common objection that I hear to walking as exercise is that it's too easy, that only sweaty, strenuous activity offers real benefits. But there is abundant evidence that regular, brisk walking is associated with better health, including lower blood pressure, better moods and improved cholesterol ratios.

We're all affected by music. It has the power to inspire, uplift us, change our moods, and even alter consciousness.

Improper breathing is a common cause of ill health.

In Europe, when tobacco was first introduced, it was immediately banned. In Turkey, if you got caught with tobacco, you had your nose slit. China and Russia imposed the death penalty for possession of tobacco.

Short naps are good. Given modern workplace demands, this is not possible for many people - but if you have the option, try napping for ten to twenty minutes in the afternoon, preferably lying down in a darkened room.