When did I say that creatures with the human-like intelligence exist in the universe? But with billions of earth-like planets (Extra-Solar Earth analog), and an abundance of organic molecules floating around in the universe, on what basis you will deny the possibility? We know of a few:
Earth analog - Wikipedia
"On November 4, 2013, astronomers reported, based on
Kepler space mission data, that there could be as many as
40 billion Earth-sized planets orbiting in the habitable zones of Sun-like stars and red dwarf stars
within the Milky Way Galaxy. .. In September 2020, astronomers identified 24
superhabitable planet (planets better than Earth) contenders, from among more than
4000 confirmed exoplanets at present, based on astrophysical parameters, as well as the natural history of known life forms on the Earth."
And Milky Way is just a medium sized galaxy. Andromeda is bigger than us. And then, the estimate of there being 2 trillion galaxies!