Curiosity — the desire to learn about new or unknown things; inquisitiveness.
子どもは好奇心が旺盛で、何でも試してみたがる。
Children are full of curiosity and want to try everything.
好奇心を持って新しい分野に挑戦するのは良いことだ。
It's good to challenge yourself in a new field with curiosity.
科学者の仕事には強い好奇心が不可欠だ。
A strong curiosity is essential for the work of scientists.