i am a class 12 student after lockdown all my friends changed and i myself have changed i don't feel comfortable around them anymore they talk unnecessary and 0 sense sometimes I think I was also the same but this 2 year lockdown and the JEE has changed me I feel like talking to no one and staying in a quite environment but now i just can't seem to escape this friend circle when I am all quite and want to be left alone they think i am sad or depressed due to studies and hence they try to talk to me even more they all got a good heart but I just want to be left alone how do I tell them this. pls help