In "Twelfth Night" by William Shakespeare, Malvolio plays Olivia's steward. He is a very strict steward and seems to always be with Olivia. Most of the characters in the play dislike him as they find him arrogant and he has one time or another insulted them and got them into trouble. However, what personality traits we see in him can be seen in normal humans and we do sometimes behave like that.

Malvolio thinks very highly of himself. Sir Toby says "he is best persuaded of himself." He tries to establish authority over Sir Toby and Sir Andrew Aguecheek but fails to do so. He thinks that he has the right to insult them and tell them to stop their merry-making in the middle of the night. He also tells Maria that she can fall out of favour with Olivia, as he will complain to her about the...