Related: don't say someting is interesting. For example, "It's interesting that . . . " I see this preface more often than "simple" or "complex." Also there is

Related: don't say someting is interesting. For example, "It's interesting that . . . " I see this preface more often than "simple" or "complex." Also there is a type of person for whom your introduction will come across as a dare to find it uninteresting.