This quote by Milan Kundera recommends that optimism can be a type of escapism for people. It suggests that optimism can be used to prevent dealing with the severe truths of life, and rather focus on a more idealistic view of the world. Kundera is recommending that optimism can be a form of dependency, as it can be used to numb the pain of tight spots. He is also indicating that optimism can be a form of deception, as it can be utilized to mask the reality and create a false complacency. Eventually, Kundera is alerting versus relying too heavily on optimism, as it can be a form of self-deception and can prevent individuals from dealing with the truth.
"The opportunity to create a small world between two pieces of cardboard, where time exists yet stands still, where people talk and I tell them what to say, is exciting and rewarding"
