Noun
living proof (uncountable)
(idiomatic) A real-life person or thing which demonstrates the validity of a hypothesis.
His story is living proof that anyone who puts in a good amount of hard work can find success.
The insatiable thirst for everything which lies beyond, and which life reveals, is the most living proof of our immortality. Charles Baudelaire
Most of people talk, we do things. They plan, we achieve. They hesitate, we move ahead. We are living proof that when human beings have the courage and commitment to transform a dream into reality, there is nothing that can stop them. Dubai is a living example of that. Mohammed bin Rashid al-Maktoum
I am living proof that the American dream still exists. It is still alive and well. There is only one trick, you have to be willing to roll up your sleeves and work very, very hard. Paula Deen
Perhaps no philosopher is more correct than the cynic. The happiness of the animal, that thorough cynic, is the living proof of cynicism. Friedrich Nietzsche
You grow up to become living proof of your parents' limitations. Their less-than masterpiece. Chuck Palahniuk
If you love it, and work really hard at it, it will really happen, I believe. I'm living proof. Kristen Johnston