The document discusses common stereotypes associated with different age groups. It defines age as the length of time a person has lived and notes that stereotypes have been influenced and encouraged by TV dramas. The main stereotypes covered are that middle-aged people are seen as mature, independent, business-minded, wise, and caring but look down on teenagers, while old people are seen as wise but also forgetful, incapable, smelly, and grey-haired and also look down on teenagers.