As I get older, I find myself getting angrier and angrier. Doubtless, change itself, not to mention physical decline and inevitable petty tragedies of disappointed expectations, would have made for resentment in any event; but I used to be a passive schoolboy, my negative impulses turned obediently inward.

'In the nineteenth century, we beat the British more than once,' Afghans often told me. 'In the twentieth century, we beat the Russians. In the twenty-first, if we have to, we'll beat the Americans!'

Americans worry that Afghanistan has become a petri dish in which the germs of Islamic fanaticism are replicating - soon Afghans will be hijacking American planes and bombing embassies everywhere. And their fears are not necessarily unfounded. The Taliban are unemployed war veterans, ready and even eager to return to the battlefield.

William T. Vollmann Quotes