Risk-taking is celebrated at technology companies from tiny startups to behemoths like Facebook. Sandberg writes that in her experience, more men look for assignments that stretch their abilities and are high-profile. More women hang back, especially when they're working closely with men. Women, she writes, "need to shift from thinking 'I'm not ready to do that' to thinking 'I want to do that_and I'll learn by doing it.'"
— Make your partner a real partner.
"As women must be more empowered at work, men must be more empowered at home," Sandberg writes. "I have seen so many women inadvertently discourage their husbands from doing their share by being too controlling or critical." Co-parenting? Mothers should let fathers put that diaper on the baby, even if it's not the right way. Everyone should encourage men to "lean in" to their families.