I have so many life examples because where I work I have come across so many of those marijuana smokers, I even have to become friends with three of them. There is incident that happened during his final year project writing, do you know what he told me? He said sir I can't co-ordinate expect I smoke weed because he is under project stress and pressure and that anxiety made him want to use drugs to calm himself down, and several other ocassions I have witnessed