The November/December Scientific American Mind is a tribute to the seven deadly sins. Not that gluttony, envy, greed, sloth, wrath, lust and pride are necessarily laudable traits, but we can learn a lot from them.
The term "character" has numerous and widely varied meanings. It defines each of these letters and symbols I am typing. It can be used to refer to features of wines, and it captures fictional folks in movies in books.