Look to the nervous system as the key to maximum health.
The best physician is also a philosopher.
Laziness breeds humors of the blood.
These days, most nature photographers are deeply committed to the environmental message
The physician is only nature's assistant.
What I mean by photographing as a participant rather than observer is that I'm not only involved directly with some of the activities that I photograph, such as mountain climbing, but even when I'm not I have the philosophy that my mind and body are part of the natural world