Knowledge rests not upon truth alone, but upon error also.
Carl Jung

Mistakes are, after all, the foundations of truth, and if a man does not know what a thing is, it is at least an increase in knowledge if he knows what it is not.
Carl Jung

Even the knowledge of my own fallibility cannot keep me from making mistakes. Only when I fall do I get up again.
Vincent Van Gogh

Those Dutchmen had hardly any imagination or fantasy, but their good taste and their scientific knowledge of composition were enormous.
Vincent Van Gogh

Let us tenderly and kindly cherish, therefore, the means of knowledge. Let us dare to read, think, speak, and write.
John Adams

Liberty cannot be preserved without general knowledge among the people.
John Adams

One whose knowledge is confined to books and whose wealth is in the possession of others, can use neither his knowledge nor wealth when the need for them arises.
Chanakya

The wise man should restrain his senses like the crane and accomplish his purpose with due knowledge of his place, time and ability.
Chanakya

The possession of knowledge does not kill the sense of wonder and mystery. There is always more mystery.
Anais Nin

In expanding the field of knowledge we but increase the horizon of ignorance.
Henry Miller

Sin, guilt, neurosis; they are one and the same, the fruit of the tree of knowledge.
Henry Miller

Science is a way of thinking much more than it is a body of knowledge.
Carl Sagan

Knowledge has to be improved, challenged, and increased constantly, or it vanishes.
Peter Drucker

Checking the results of a decision against its expectations shows executives what their strengths are, where they need to improve, and where they lack knowledge or information.
Peter Drucker

Today knowledge has power. It controls access to opportunity and advancement.
Peter Drucker

I think I have a duty as a recovering guy to help, to make my knowledge of what I went through accessible.
Charlie Sheen

It is beyond a doubt that all our knowledge that begins with experience.
Immanuel Kant

But although all our knowledge begins with experience, it does not follow that it arises from experience.
Immanuel Kant

All our knowledge begins with the senses, proceeds then to the understanding, and ends with reason. There is nothing higher than reason.
Immanuel Kant

I had therefore to remove knowledge, in order to make room for belief.
Immanuel Kant