What my friend asked: What's Doctor Who about? What I said: It's about an alien named 'The Doctor' who travels though time in a spaceship that looks like a police telephone box, who saves people and other aliens with the help of his companions and a tool
River Song's Timeline. Watch in this order if you'd like to see River's journey in Doctor Who - Imgur
"As opposed to normal people who get married, have a baby, watch people grow up, meet baby's bf, see baby engaged and married and live long enough to spoil grandkids." They can't spoil their grandkids even if the Doctor ever had kids CAUSE THEY'RE DEAD.