Nick Vujicic - Attitude is Altitude.com / Life Without Limbs.org (youtube.com)
Nicholas James Vujicic, (born on 4 December 1982) is an Australian preacher and motivational speaker born with Tetra-amelia syndrome, a rare disorder characterized by the absence of all four limbs. As a child, he struggled mentally and emotionally, as well as physically, but eventually came to terms with his disability and, at the age of seventeen, started his own non-profit organization, Life Without Limbs.

Vujicic presents motivational speeches worldwide, on life with a disability, hope, and finding meaning in life (Wikipedia).