Why is the design of the kitchen an important aspect of creating a successful restaurant?

A well designed kitchen has a way it affects staff activity positively and also have effect on food preparation and the outcome. Since most activities (if not all) related to cooking takes place in the kitchen, the kitchen design should be done in such a way that there is smooth and continuous movement of food from where it is prepared to the wait staff without spaces between any part, the design should also have different sections within the kitchen as this will ensure that things run smoothly.