Biological Activity Quotes

The ensouled is distinguished from the unsouled by its being alive. Now since being alive is spoken of in many ways, even if only one of these is present, we say that the thing is alive, if, for instance, there is intellect or perception or spatial movement and rest or indeed movement connected with nourishment and growth and decay. It is for this reason that all the plants are also held to be alive . . .

How do you tell if something's alive? You check for breathing.

But although life is not energy, any more than it is matter, yet it directs energy and thereby controls arrangements of matter.

If a healthy soil is full of death, it is also full of life: worms, fungi, microorganisms of all kinds ... Given only the health of the soil, nothing that dies is dead for very long.

And the pond's stillness nippled as if by rain instead is pocked with life.

A person who can break wind is not dead.

Remember the only sign of life is motion and growth.