There is 1 chance in 140 trillion (140,000,000,000,000) that Earth should exist.
There is 1 chance in 795 billion (795,000,000,000) that life should have evolved on Earth.
There is 1 chance in 89 billion (89,000,000,000) that life should have evolved into mankind.
There is 1 chance in 12 billion (12,000,000,000) that mankind should have created the alphabet and thus civilization.
There is 1 chance in 6 billion (6,000,000,000) that your parents should have ever met and gotten together.
There is 1 chance in 90 million (90,000,000) that you should have been the lucky sperm that fertilized your mother's egg.
Just something to think about.
I got this excerpt from a book called This Book Will Change Your Life: 365 Daily Instructions for Hysterical Living. You can find it here on Amazon if you are interested.