Celebrities attend the memorial service of Peter Cook

The video discusses the tasks involved in a service, focusing on playing a tune and examining material. It then shifts to a discussion about Peter, highlighting his skill with words and his career's evolution. The speaker reflects on Peter's career, leaving a congratulatory message. The video concludes with thoughts on humor and human nature.

What does the speaker imply about ambition in relation to Peter's career?

How does the speaker describe the nature of humor and its appropriateness?