Despite all those differences there were still a lot of people whom we could see them fighting and are now making a lot of inspirations to us finding meaning in life.
An example of which is Nicholas James "Nick" Vujicic. He was born with tetra-amelia syndrome, a rare disorder by the absence of all four limbs. He struggled mentally, emotionally and physically in his childhood. And started giving motivational speeches about people with disability at his age of seventeen.
In this video, we can see a man without his both arms. What's more surprising is that he has amazing and good voice. He was using his foot while belting out Luther Vandross' "Dance With My Father". And the overall performance is perfect!