"It's a tremendously complex activity," said William Gerstenmaier, the space station program manager, in Houston, shortly before the spacewalk began.
"By touring the country the treatment centre provides NHS services where they are needed most and leaves the existing NHS facilities to concentrate on more complex activity".
Although gardening between 1500 and 1700 might have aimed to create the appearance of paradisal simplicity, it was nonetheless a socially complex activity.
Eileen took me to the tenth floor of the building, where designers and merchandisers do their work, a vast loft space of calm, complex activity.
Doing nothing is also different from handing out placebo medications, an ethically complex activity featuring doctor as shaman.
Unlike ordinary street crime, which does tend to attract the down-and-out, terrorism is a complex activity.
Engineering design is a complex activity.
Software design is a complex activity.
Immigration is a multi-faceted and complex activity.
Designing in an industrial context is a very complex activity.
Elongator complex activity is impaired in patients with familial dysautonomia.
