optimism

楽観、楽観主義

良いことが起こると信じたり感じたりすること。

やさしい英語で： The belief or feeling that good things will happen.

• Her optimism makes me feel better.
• There is reason for cautious optimism about the economy.
• His optimism that we would win proved justified.

使い方： optimism about something (She expressed optimism about the future.); optimism that… (There is growing optimism that the talks will succeed.)

類義語： hopefulness, confidence

反対語： pessimism

よく使う表現： cautious optimism, reason for optimism, optimism about something

哲学的楽観主義

今の世界より良い世界はあり得ないとする哲学上の考え。

やさしい英語で： The philosophical belief that no possible world could be better than this one.

• The philosopher defended optimism.
• We discussed optimism and the problem of evil.
• This book challenges the doctrine of philosophical optimism.

反対語： pessimism

よく使う表現： philosophical optimism, doctrine of optimism