Blood pressure and diabetes is individual responsibility.
If i prescribe meds for u but u dont take.
Spend half hr counselling u , u dont listen

U default appointments.

U chak kwa teow, white rice, kopi, carbo heavy
No exercise. Lazy to do evening or morning walk.
Takes potato chips and high salt diet.

Same as teaching.
Lousy result is the student lazy, dont listen in class. Dont do self study after class.
To blame it on teacher is wrong.