My daughters attended Harvard, Yale, and Stanford; they then became the CEOs of YouTube and 23andMe. Letting them fail helped them grow into leaders.

My daughters attended Harvard, Yale, and Stanford; they then became the CEOs of YouTube and 23andMe. Letting them fail helped them grow into leaders.

Anne Wojcicki and Susan WojcickiAndrew Harnik/ Getty Images; Eric Gaillard/ ReutersEsther Wojcicki taught her three daughters that it was OK to fail and try again.She said emphasizing independence from toddlerhood helped them succeed.Esther's belief in independent thinking is rooted in the death of her baby brother, she says.This as-told-to essay is based on a conversation with Esther Wojcicki, creator of the Parenting TRICK app. It has been edi…