Why saying no is saying yes to yourself

"None of us is built to run nonstop. That's why, when you don't give yourself the time and care you need, your body rebels in the form of sickness and exhaustion. Taking care of yourself so you can better care for others is an idea many women I talk to still can't embrace. But think of it in terms of the oxygen-mask theory: If you don't put on your mask first, you won't be able to save anyone else."

Oprah