Things that live by night live outside the realm of 'normal' time and so suggest living outside the realm of good and evil, since we have moralistic feelings about time. Chauvinistic about our human need to wake by day and sleep by night, we come to associate night dwellers with people up to no good at a time when they have the jump on the rest of us and are defying nature, defying their circadian rhythms.

As the most social apes, we inhabit a mirror-world in which every important relationship, whether with spouse, friend or child, shapes the brain, which in turn shapes our relationships.

Wonder is the heaviest element on the periodic table. Even a tiny fleck of it stops time.

When I set a glass prism on a windowsill and allow the sun to flood through it, a spectrum of colors dances on the floor. What we call "white" is a rainbow of colored rays packed into a small space. The prism sets them free. Love is the white light of emotion.

Things that live by night live outside the realm of 'normal' time and so suggest living outside the realm of good and evil, since we have moralistic feelings about time. Chauvinistic about our human need to wake by day and sleep by night, we come to associate night dwellers with people up to no good at a time when they have the jump on the rest of us and are defying nature, defying their circadian rhythms.

Nothing is more memorable than a smell. One scent can be unexpected, momentary and fleeting, yet conjure up a childhood summer beside a lake in the mountains...

Not much is known about alligators. They don't train well. And they're unwieldy and rowdy to work with in laboratories.