After the business failure, he was sadder and wiser.
После неудачи в бизнесе он стал печальнее и мудрее.
Definiciones
The phrase 'sadder and wiser' refers to someone who has experienced disappointment, loss, or hardship and, as a result, has gained greater knowledge, understanding, or maturity. It suggests that the person has learned from their difficult experiences, even though it has made them feel more sorrowful or less naive.
