It is our tendency to stereotype people not just in terms of profession but also in terms of race, religion and nationality. Unfortunately this happens all over the world.
1.All tamils will eat only sambar. 2.All north indians eat only parathas. 3. South indians are black and north indians are white. 4.Telugu IT employees are fake. 5. All the rich people are bad. 6. All the delhiites are arrogant and rapists. 7. Congress people are the real saviours of this country. 8. Bollywood movies are superior to south movies. etc etc