Let's get that mojo moving writers, as Doris Lessing says: "Don't imagine you'll have it forever."
Lessing: Nobel win a 'disaster'
The increased media interest in her has meant that writing a full novel was next to impossible, she told Radio 4's Front Row.
Lessing, 88, also said she would probably now be giving up writing novels altogether.
Her latest book is the partly fictional memoir entitled Alfred and Emily.
Since her Nobel win she has been constantly in demand, she said.
"All I do is give interviews and spend time being photographed."
Speaking about her writing, she said: "It has stopped, I don't have any energy any more.
This is why I keep telling anyone younger than me, don't imagine you'll have it forever.
Use it while you've got it because it'll go, it's sliding away like water down a plughole."
Lessing is the 11th woman to win the Nobel Prize for literature in its 106-year history.
Her best known work, of course, is The Golden Notebook.
Whether she means energy or time, we all know its fleeting. Read the full article at BBC.com here