What do you mean by being optimistic?​

Explanation:

hopeful and confident about the future.

example : "the optimistic mood of the Sixties"

Optimism is a mental attitude characterized by hope and confidence in success and a positive future. Optimists are those who expect good things to happen, where pessimists instead predict unfavorable outcomes.

Hope it helps

he does not belive what the men tell him about the jungle

- "there are several movements that doris lessing was associated with. first of all, communism. she pursued her communist beliefs and included them in her writing, and was also a member of several communist book clubs. she is also strongly associated with feminism, her fight for equality and women's rights.

doris lessing is the kind of writer who has followers, not just readers. they have been engaged to her chiefly because of her involvement in major problems, such as politics and woman-ism."