Twenty is a tough age because it slips past in the middle of so much else - university, gap year, leaving home, getting jobs.

So with truth - there is a certain moment when one can say, this is the truth and here I put a dot, a stop, and I go to another thing. A judge has to put an end to a deliberation. But for a historian, there's never an end to the past. It can go on and on and on.

He was what I often think is a dangerous thing for a statesman to be - a student of history; and like most of those who study history, he learned from the mistakes of the past how to make new ones.

In the past, I used to counter any such notions by asking myself: 'Would you really want President Hattersley?' I now find that possibility rather cheers me up. With his chubby, Dickensian features and his knowledge of T.H. Green and other harmless leftish political classics, Hattersley might not be such a bad thing after all.

I can't tell you where a poem comes from, what it is, or what it is for: nor can any other man. The reason I can't tell you is that the purpose of a poem is to go past telling, to be recognised by burning.

My mother's belief in spiritual healers grew stronger after our family went through a rough patch following my father's death. Sufi saint Karimullah Shah Kadri changed our lives, and all of us converted to Sufism. But it wasn't an instantaneous decision - it took us 10 years to convert. The change in religion was like washing away the past.