Fragrances smell differently on different people. But a fragrance can also seem different on you from one occasion to another. Stress, medication or hormonal changes can make a fragrance smell in a new way, (probably worse, if you noticed it).
It is a fact that many of the world’s most skilled noses are French, or if they are not, then they usually will have studied in Grasse. Most of the perfumes considered to be iconic have been created in France.