A proverb meaning excessive curiosity can lead to danger or harm (equivalent to 'Curiosity killed the cat').
そんな所に触らないで。好奇心は猫をも殺すよ。
Don't touch places like that. Curiosity killed the cat.
新しいことに手を出す前に注意しろと言いたいとき、父はよく『好奇心は猫をも殺す』と言った。
When he wanted to warn me to be careful before trying new things, my father would often say, 'Curiosity killed the cat.'
英語のことわざ『Curiosity killed the cat』に対応する日本語表現だ。
It corresponds to the English proverb 'Curiosity killed the cat'.