Activity
I suspect there isn't an actor alive who was able to truthfully answer his family's questions after his first day's activity in his future profession.
Pigeon racing is a lousy, greedy, and often unlawful activity. One thing that it is not is kind to birds.
The society which scorns excellence in plumbing as a humble activity and tolerates shoddiness in philosophy because it is an exalted activity will have neither good plumbing nor good philosophy: neither its pipes nor its theories will hold water.
True enjoyment comes from activity of the mind and exercise of the body; the two are ever united.
If you ask what you are going to do about global warming, the only rational answer is to change the way in which we do transportation, energy production, agriculture and a good deal of manufacturing. The problem originates in human activity in the form of the production of goods.
Physical fitness is not only one of the most important keys to a healthy body, it is the basis of dynamic and creative intellectual activity.
All growth depends upon activity. There is no development physically or intellectually without effort, and effort means work.