1. He was born with serious nearsightedness and has worn glasses since his childhood.2. Innate or Congenital defects in a child's character can cause serious problems as the child grows up and tries to bond with other people.
 inborn; born with innate; congenital指先天得到的疾病或生理問題. 不要用 natural 因為有可能會被誤解; 譬如說先天的遠視可以說 inborn farsightedness, 可是如果你說成 natural farsightedness 那意思就不對了, 因為那是指到你年老時自然發生的遠視, 不是指先天的遠視.innate 跟 congenital 都可形容一個人天生的個性或生理缺陷，如 "小孩的天生的性格缺陷" 就可以說 Congenital defects in a child's character
If you got severely injured and became a vegetabe would you want to keep living?