if you think you cannot then how did he do it(NICK VUJICIC)

Nicholas James Vujicic (born 4 December 1982) is a preacher and motivational speaker – born with Tetra-amelia, a rare disorder characterized by the absence of all four limbs. He struggled as a child, eventually came to terms with his disability and started his own non-profit organization Life Without Limbs – at age seventeen. He is widely known as a motivational speaker, giving talks wordwide on life with a disability, hope, and finding meaning in life.