至於殘疾方面 ， 你會睇到世界衛生組織 利用所謂 「 失能調整生命年 」 量度殘疾 但呢個其實只不過係 一種除咗經濟學家之外 冇人諗到嘅公式 呢條公式評估因為殘疾而損失嘅嘢 正如你所見到 有 30 % 嘅殘疾可以歸因於精神病 同中樞神經精神症候群
In terms of disability, you'll see that the World Health Organization uses so-called "disability-adjusted life years" to measure disability, but it's really just a formula that no one but economists have come up with to assess what is lost because of disability, as you can see, 30% of disability can be attributed to psychosis and central nervous system syndrome