User blog comment:Tricoro/LINE Cookie Run: Season 5 Preview/@comment-26044650-20150504004234/@comment-24956068-20150504172207

Normal means the majority of the society (norm) or community. So when you are in 100 group of people with fever and you're the only one with cough, you're not normal.

Conclusion: Be careful using the word normal, because normal is abnormal.