It is nothing to be ashamed of it you find it unattractive. There are varying degrees in every person.
Personally, I think just enough to give hint is fine. It draws attention to the eyes without detracting from everything else. Most people use their eyes to express any number of thoughts and emotions. No one aside from one who has had those botox injections can really lie to you. That and psychotics. Well, and my cousin Inga. She was such a strange woman.