親おやはなくとも子こは育そだつ

expression, godan verb (-tsu)

nature itself is a good mother; even without parents, children grow up

Proverb meaning children will grow up even without parental care; often used to reassure or to note that nature provides.

• 親おやはなくとも子こは育そだつというから、あまり心しん配ぱいしなくても大だい丈じょう夫ぶだよ。

  They say 'even without parents, children grow up,' so you don't need to worry too much.