As every scuba diver knows, panic is your worst enemy: when it hits, your mind starts to thrash and you are likely to do something really stupid and self-destructive.
There is no reality of consciousness independent of the effects of various vehicles of content on subsequent action (and hence, of course, on memory).
Darwin's idea of natural selection makes people uncomfortable because it reverses the direction of tradition.
Human freedom is not an illusion; it is an objective phenomenon, distinct from all other biological conditions and found in only one species - us.
Words have a genealogy and it's easier to trace the evolution of a single word than the evolution of a language.
Some of the greatest, most revolutionary advances in science have been given their initial expression in attractively modest terms, with no fanfare.