1.
A normal friend will bring you a can of Campbell’s condensed chicken soup when you have the flu.
A Russian friend will have their babushka make a giant batch of borscht for you and then deliver it to your house in a stockpot.
2.
A normal friend will study with you before university finals.
A Russian friend will give you all the answers to the exam questions as soon as the professor has left the room, whether you asked for them or not.