Happy International Women’s Day!

In honor of the day, and the incredible women who shape our world, here are quotes from 10 women business leaders.

“Don’t be intimidated by what you don’t know. That can be your greatest strength and ensure that you do things differently from everyone else.” – Sara Blakely, Founder of Spanx and the world’s youngest female billionaire

“I always did something I was a little not ready to do. I think that’s how you grow. When there’s that moment of ‘Wow, I’m not really sure I can do this,’ and you push through those moments, that’s when you have a breakthrough.” – Marissa Mayer, CEO of Yahoo

“It is our choices, that show what we truly are, far more than our abilities.” – J.K Rowling, billionaire author of the Harry Potter book series

“We need to accept that we won’t always make the right decisions, that we’ll screw up royally sometimes – understanding that failure is not the opposite of success, it’s part of success.” – Arianna Huffington, AOL and Editor In Chief of Huffington Post)

“The only way to do something in depth is to work hard. The moment you start being in love with what you’re doing, and thinking it’s beautiful or rich, then you’re in danger.” – Miuccia Prada, Owner and Fashion Designer of Prada

“I learned to always take on things I’d never done before. Growth and comfort do not coexist.” – Virginia Rometty, CEO of IBM

“As a leader, I am tough on myself and I raise the standard for everybody; however, I am very caring because I want people to excel at what they are doing so that they can aspire to be me in the future.” – Indra Nooyi, CEO of PepsiCo

“Option A is not available. So let’s kick the sh** out of option B.” – Sheryl Sandberg, COO of Facebook

“If we can learn to deal with our discomfort and just relax into it, we’ll have a better life.” – Mellody Hobson, Ariel Investments

“The difference between successful people and others is how long they spend time feeling sorry for themselves.” – Barbara Corcoran, real estate magnate and “Shark Tank” investor