sign of life
Noun
Meaning
An indication that someone is alive; vital sign.
(figuratively) An indication that someone is present.
to show sign of life
Examples
The city itself swung slowly toward us silent as a dream. No sign of life but puffs of steam from skyscraper chimneys, the motion of the traffic. The mighty towers stood like tombstones in a graveyard, leaning against the sky and waiting for -- for what? Someday we'll know.
I think through education, belief in God, and good engineering, our children become a lot better at what they're doing than we did, and that starts with the very first sign of life on the face of this earth.
Not a living thing was to be seen and the cottages that sat huddled close to the ground remained fast shut; the smoke from the chimneys alone still gave a sign of life.
The thing is, the only real sign of life is growth. And growth requires pain. So to choose life is to accept pain.