[My study of the universe] leaves little doubt that life has occurred on other planets. I doubt if the human race is the most intelligent form of life.
![[My study of the universe] leaves little doubt that life has occurred on other planets. I doubt if the human race is the most intelligent form of life.](http://cdn.quoteddaily.com/images/harold-urey/my-study-of-the-universe-leaves-little-doubt-that-life-has-occurred-on-other-planets-i-doubt-if-the-human.jpg)
[My study of the universe] leaves little doubt that life has occurred on other planets. I doubt if the human race is the most intelligent form of life.