To have the sense of creative activity is the great happiness and the great proof of being alive.
Matthew ArnoldMy life is proof that I don't need you to do what I do. If there's no one to see it, I'll watch it.
Abel FerraraI'm not critic-proof, and I still take it personally, but I take it less personally now.
Gordon RamsayIt is not commercial success but originality and proof of autonomy which are admired.
Angela PhillipsThe proof of a poet is that his country absorbs him as affectionately as he has absorbed it.
Walt WhitmanIn the absence of any other proof, the thumb alone would convince me of God's existence.
Isaac NewtonThe proof of evolution lies in those adaptations that arise from improbable foundations.
Stephen Jay GouldThere is no conclusive proof of Unidentified Flying Objects flying over India-China border.
A. K. Antony