“A great doctor kills more people than a great general.”

The present is saturated with the past and pregnant with the future.

What is is what must be.

Justice is charity in accordance with wisdom.

To love is to be delighted by the happiness of someone, or to experience pleasure upon the happiness of another. I define this as true love.

I hold that it is only when we can prove everything we assert that we understand perfectly the thing under consideration.

I do not conceive of any reality at all as without genuine unity.

Nature does not make leaps.

Taking mathematics from the beginning of the world to the time when Newton lived, what he had done was much the better half.

Nothing is necessitated whose opposite is possible.

Every substance is as a world apart, independent of everything else except God.

We never have a full demonstration, although there is always an underlying reason for the truth, even if it is only perfectly understood by God, who alone penetrated the infinite series in one stroke of the mind.

The present is big with the future, the future might be read in the past, the distant is expressed in the near.

Nothing is more important than to see the sources of invention which are, in my opinion more interesting than the inventions themselves.

In my judgment an organic machine new to nature never arises, since it always contains an infinity of organs so that it can express, in its own way, the whole universe; indeed, it always contains all past and present times.

But it is the knowledge of necessary and eternal truths which distinguishes us from mere animals, and gives us reason and the sciences, raising us to knowledge of ourselves and God. It is this in us which we call the rational soul or mind.

The most perfect society is that whose purpose is the universal and supreme happiness.

The sick in soul insist that it is humanity that is sick, and they are the surgeons to operate on it. They want to turn the world into a sickroom. And once they get humanity strapped to the operating table, they operate on it with an ax.

Said after she had been seriously ill: The doctors were very brave about it.

It is not the healthy who need a doctor, but the sick. I have not come to call the righteous, but sinners to repentance.

People usually survive their illnesses, but the paper work eventually does them in. Filing a claim for insurance is terminal.

The truth of life is that, even the doctor needs a doctor.

Myself when young did eagerly frequent doctor and saint, and heard great argument about it and about: but evermore came out by the same door as in I went.

Never go to a doctor whose office plants have died.

Medicine is the keystone of the arch of socialism.