i saw the actual car in the background and the above picture of the burning monk in his home monastery in hue. i didn't listen much to our guide and didn't think much of it until we saw this picture in a museum in saigon:

they said his heart remained intact even after they re-cremated him. supposedly did some kind of higher form of meditation to remain calm.

but the crawling child's pic really got to me when i first saw it on forwarded emails years ago