When I was 10 or so, I thought that no one in the world would be alive after 1984 (thank you, George Orwell). In my teens, I thought I would die at 30 doing something absolutely selfless in the jungles of Africa. Once I had children, I knew I had to keep going until I could stop worrying about them.
And here I am now, at 72. This is what 72 looks like: