Human beings, who are almost unique in having the ability to learn from the experiences of others, are also remarkable for their apparent disinclination to do so.

Douglas Adams (1952–2001) English author, humorist, screenwriter

Last Chance to See, ch. 4 (1990) [with Mark Carwardine]
    (Source)

The source BBC Radio documentary (1989-10-04) can no longer be played at the BBC site.

Adams reading the 1992 audiobook can be heard here.