text: yaar,mujhe pata chala ki scientists ne ek naya vaccine develop kiya hai jo diseases se bachata hai, kya tumhe lagta hai ki yeh sabko milna chahiye? iska impact kya hoga?vaccine ka impact toh bahut bada hoga, par mujhe logon ki reluctance samajh nahi aata, kyunki science ne toh hamesha humanity ki madad ki hai, phir kyun log dar rahe hain?