Quotes by : Werner Heisenberg

What we observe is not nature itself, but nature exposed to our method of questioning.

The single life is bearable to me only through my work in science, but for the long term, it would be....

Natural science, does not simply describe and explain nature; it is part of the interplay between nature....

Not only is the Universe stranger than we think, it is stranger than we can think.

[T]he atoms or elementary particles themselves are not real they form a world of potentialities or possibilities....

Whether we like it or not, modern ways are going to alter and in part destroy traditional customs and....

Here the attention of the research workers is primarily directed to the problem of reconciling the claims....

An expert is someone who knows some of the worst mistakes that can be made in his subject and how to....

Whenever we proceed from the known into the unknown we may hope to understand, but we may have to learn....

The positivists have a simple solution: the world must be divided into that which we can say clearly....