Who said "I'm learning that it's okay to need people."?

This quote is attributed to Supergirl.

I'm learning that it's okay to need people. - Supergirl

"I'm learning that it's okay to need people."

Supergirl

"I'm not just Kara Danvers. I'm also Supergirl."

"Being a hero isn't just about having powers. It's about what you choose to do with them."

"I have to believe that there's good in people, even when they give me reason not to."

"My family is what makes me strong."