You put together two people who have not been put together before; and sometimes the world is changed, sometimes not. They may crash and burn, or they may set off a spark that will light the world.
The most profound discoveries often start with simple observations.
Innovation in architecture comes from questioning the established norms and daring to think differently.
The stranger is an element of the group itself, not unlike the poor and sundry 'inner enemies'—an element whose membership within the group involves both being outside it and confronting it.