An excerpt from David Starkey's Crown and Country: A History of England through the Monarchy that gives an insight into why England is so different from continental Europe.
The story behind our Pepsodent smiles.
Habits, scientists say, emerge because the brain is constantly looking for ways to save effort. Left to its own devices, the brain will try to make almost any routine into a habit, because habits allow our minds to ramp down more often. This effort-saving instinct is a huge advantage.