Conscious breath control is a useful tool for achieving a relaxed, clear state of mind.

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.

Remember that breath walking - as with any meditation technique - should not be pursued with a grim determination to 'get it right.' The point is to cultivate openness, relaxation and awareness, which can include awareness of your undisciplined, wandering mind.

Obviously the imagination is fueled by emotions beyond the control of the conscious mind.

As long as it is supported by Democratic politicians and by liberal Hollywood players, censorship is a useful tool to stifle dissent.

To be clear, I worry as much about the impact of the Internet as anyone else. I worry about shortening attention spans, the physical cost of sedentary 'surfing' and the potential for coarsening discourse as millions of web pages compete for attention by appealing to our base instincts.