eyes can see. Your true eye will not open until you learn self discipline. That means refraining from all negative behaviour.
Those who fail to do so will forever live in darkness and ignorance. Those who do so will realise the oneness of all life, one universe, one earth, one human race and the one God that dwells within all RastafarI.
The body performs better when you're fit, and you don't get fit sitting down. You must train if you want to get fit. At first, training will be a bit aching to the body but the more you train the easier it becomes. Usain Bolt could not run the hundred metres as quick if he did not train his body.