Most of us find it the hardest to say 'No' to someone for something that we don't want to do. We don't realise the fact that it is very important to learn to say 'No' to others. We do not need to waste our energies for doing the tasks that we don't want to. I know saying 'Yes' is always a simpler choice but it doesn't needs to be this way every time. Listen for more!
