What can bound feet, essay-writing and opium have in common?

Neither wine, nor opium, nor tobacco are necessary for people’s lives.

Football is the opium of the people.

Death is the opium of losers.

Karl Marx, a German philosopher and economist, said: Religion is the opium of the people.

The "Red Dragon" is a well-known gambling and opium den.

An analysis has shown that the remains of his supper left by the stable-lad contain an appreciable quantity of powdered opium.

Religion is the opium of the people.

Opium Wars 101.

Heroin is the opium of the masses.