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I hold that the mark of a genuine idea is that its possibility can be proved, either a priori by conceiving its cause or reason, or a posteriori when experience teaches us that it is in fact in nature.

Gottfried Wilhelm Leibniz

In symbols one observes an advantage in discovery which is greatest when they express the exact nature of a thing briefly and, as it were, picture it; then indeed the labor of thought is wonderfully diminished.
GOTTFRIED WILHELM LEIBNIZ

Diminsh Discover Greatness Nature Photograph Thinking Wonderful
The most perfect society is that whose purpose is the universal and supreme happiness.
GOTTFRIED WILHELM LEIBNIZ

Happiness Perfection Purpose Society Universe
Each portion of matter may be conceived of as a garden full of plants, and as a pond full of fishes. But each branch of the plant, each member of the animal, each drop of its humors, is also such a garden or such a pond.
GOTTFRIED WILHELM LEIBNIZ

Animal Garden Philosophy Plant
Now this connection or adaption of all created things with each, and of each with all the rest, means that each simple substance has relations which express all the others, and that consequently it is a perpetual living mirror of the universe.
GOTTFRIED WILHELM LEIBNIZ

Connection Creation Expression Relationship Simplicity Universe
Everything that is possible demands to exist.
GOTTFRIED WILHELM LEIBNIZ

Demand Existence Possible
He who understands Archimedes and Apollonius will admire less the achievements of the foremost men of later times.
GOTTFRIED WILHELM LEIBNIZ

Achievement Admire Himself Man Time Understand
Virtue is the habit of acting according to wisdom.
GOTTFRIED WILHELM LEIBNIZ

Act Habit Virtue Wisdom
I do not conceive of any reality at all as without genuine unity.
GOTTFRIED WILHELM LEIBNIZ

Genuine Myself Reality Unity
The art of discovering the causes of phenomena, or true hypotheses, is like the art of deciphering, in which an ingenious conjecture often greatly shortens the road.
GOTTFRIED WILHELM LEIBNIZ

Art Discover Greatness Road Short True
Music is nothing but unconscious arithmetic.
GOTTFRIED WILHELM LEIBNIZ

Music One Liner Perspective
It is unworthy of excellent men to lose hours like slaves in the labor of calculation which could be relegated to anyone else if machines were used.
GOTTFRIED WILHELM LEIBNIZ

Excellence Lose Machine Man Slave Time
Taking mathematics from the beginning of the world to the time when Newton lived, what he had done was much the better half.
GOTTFRIED WILHELM LEIBNIZ

Beginning Better Live Mathematics Time World
There is no way in which a simple substance could begin in the course of nature, since it cannot be formed by means of compounding.
GOTTFRIED WILHELM LEIBNIZ

Beginning Form Nature Simplicity Substance Way
There never is absolute birth nor complete death, in the strict sense, consisting in the separation of the soul from the body. What we call births are developments and growths, while what we call deaths are envelopments and diminutions.
GOTTFRIED WILHELM LEIBNIZ

Body Born Death Development Growth Separate Soul
I have said more than once, that I hold space to be something purely relative, as time; an order of coexistences, as time is an order of successions.
GOTTFRIED WILHELM LEIBNIZ

Existence Hold Myself Order Space Time
It is God who is the ultimate reason things, and the Knowledge of God is no less the beginning of science than his essence and will are the beginning of things.
GOTTFRIED WILHELM LEIBNIZ

Beginning Essence God Himself Knowledge Reason Science