What is the effect of the haiku structure on this poem? how does the line structure describe the subject(s)? and how does a haiku compare to a rhyming and longer poem in terms of its effect on you as a reader?

In  the diary of anne frank, the characters feel sadness after reading the hopeful message written on the cake. which theme does this best illustrate? peace is often most appreciated after it has been lost.wartime is capable of bringing out the worst in people.  it is important to have someone in whom to confide.sharing difficult experiences can strengthen friendships