Studies have shown that people who are physically active sleep better than those who are sedentary. The more energy you expend during the day, the sleepier you will feel at bedtime.

If I had to limit my advice on healthier living to just one tip, it would be simply to learn how to breathe correctly.

Among other things, neuroplasticity means that emotions such as happiness and compassion can be cultivated in much the same way that a person can learn through repetition to play golf and basketball or master a musical instrument, and that such practice changes the activity and physical aspects of specific brain areas.

Drugs don't have spiritual potential, human beings have spiritual potential. And it may be that we need techniques to move us in that direction, and the use of psychoactive drugs clearly is one path that has helped many people.

As an undergraduate at Harvard in the 1960s, I was fascinated by my visits to psychologist B.F. Skinner's laboratory.

A beautiful bouquet or a long-lasting flowering plant is a traditional gift for women, but I have recommended that both men and women keep fresh flowers in the home for their beauty, fragrance, and the lift they give our spirits.

Treatment originates outside you; healing comes from within.