One wonders how people in primitive societies, with no knowledge of chemistry or physiology, ever hit upon a solution to the activation of an alkaloid by a monoamine oxidase inhibitor. Pure experimentation? Perhaps not.

The Indians' botanical knowledge is disappearing even faster than the plants themselves.

You have a feeling of achievement when you discover a new plant, even a plant that has no use.

One wonders how people in primitive societies, with no knowledge of chemistry or physiology, ever hit upon a solution to the activation of an alkaloid by a monoamine oxidase inhibitor. Pure experimentation? Perhaps not.

Adventures happen only to those incapable of planning an expedition.