Dictionary / Vocabulary / 何心無く
なにごころなく
without any special thought
Also written 何心なく
長吉は同じようなその冬の今年と去年、去年とその前年、それからそれと幾年も溯って何心なく考えて見ると、人は成長するに従っていかに幸福を失って行くものかを明かに経験した。
When Chokichi thought listlessly about this winter, and the similar winter before and the one before that, he vividly experienced the fact that as people grow older, they gradually lose their happiness.