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In natural science the principles of truth ought to be confirmed by observation.

Carl Linnaeus

A herbarium is better than any illustration; every botanist should make one.
CARL LINNAEUS

Creation Illustration Nature Oneself Plant
Nature’s economy shall be the base for our own, for it is immutable, but ours is secondary. An economist without knowledge of nature is therefore like a physicist without knowledge of mathematics.
CARL LINNAEUS

Economy Knowledge Mathematics Nature
It is the genus that gives the characters, and not the characters that make the genus.
CARL LINNAEUS

Character Science
In natural science the principles of truth ought to be confirmed by observation.
CARL LINNAEUS

Natural Observation Science Truth
Nature does not proceed by leaps.
CARL LINNAEUS

Nature One Liner Progress
To live by medicine is to live horribly.
CARL LINNAEUS

Horrible Live Medicine One Liner
Stones grow, plants grow, and live, animals grow live and feel.
CARL LINNAEUS

Animal Feeling Growth Live Plant Stone
A professor can never better distinguish himself in his work than by encouraging a clever pupil, for the true discovers are among them, as comets amongst the stars.
CARL LINNAEUS

Better Discover Encouragement Profession Space Stars True Work
A practical botanist will distinguish at the first glance the plant of the different quarters of the globe and yet will be at a loss to tell by what marks he detects them.
CARL LINNAEUS

Different Himself Loss Practice
Botany is based on fixed genera.
CARL LINNAEUS

Biology Foundation One Liner Plant Science
There is no generation from an egg in the Mineral Kingdom. Hence no vascular circulation of the humours as in the remaining Natural Kingdoms.
CARL LINNAEUS

Generation King Natural Science
If you do not know the names of things, the knowledge of them is lost, too.
CARL LINNAEUS

Knowledge Lost Name Yourself
If a tree dies, plant another in its place.
CARL LINNAEUS

Death Nature One Liner Place Tree
The species and the genus are always the work of nature [i.e. specially created]; the variety mostly that of circumstance; the class and the order are the work of nature and art.
CARL LINNAEUS

Art Class Creation Nature Order Work
We admit as many genera as there are different groups of natural species of which the fructification has the same structure.
CARL LINNAEUS

Agreement Different Group Natural Science Structure
Linnea- A plant of Lapland, lowly, insignificant, disregarded, flowering but for a brief space – from Linnaeus who resembles it.
CARL LINNAEUS

Flower Plant Science Space

In natural science the principles of truth ought to be confirmed by observation.

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In natural science the principles of truth ought to be confirmed by observation.

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