Lack of time is actually lack of priorities.

Happiness has a very short half-life.

Role models who push us to exceed our limits, physical training that removes our spare tires, and risks that expand our sphere of comfortable action are all examples of eustress—stress that is healthful and the stimulus for growth.

Pacifists become militants. Freedom fighters become tyrants. Blessings become curses. Help becomes hindrance. More becomes less.

The first thing I would do for anyone who's trying to lose body fat, for instance, would be to remove foods from the house that he or she would consume during lapses of self-control.

Being called a huckster and a charlatan started several years ago, so that's something I'm accustomed to. In most cases, it doesn't bother me.

Alternating periods of activity and rest is necessary to survive, let alone thrive. Capacity, interest, and mental endurance all wax and wane. Plan accordingly.