언젠가는 한 심리학자에 의해 진술된것이 있었는데 그것은 행복 추구의 80퍼센트가 정말 단지 유전자에 관한 것이며, 더욱 행복해지는것은 키가 더 자라게 되는것 만큼이나 힘들다는 것이었습니다
There was once a statement made by a psychologist that said that 80 percent of the pursuit of happiness is really just about the genes, and it's as difficult to become happier as it is to become taller.