ma.theresa
ma. theresa is someone who never gives up even when they're so tired they could sleep for a week and then some
My sister is ma. theresa. She studied for 10 hours straight and still passed the test.
My teacher called me ma. theresa. I stayed after class and finished my homework even though I was dead tired.
My best friend is ma. theresa. She ran a mile in the rain and still smiled at me.