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"The solution of the difficulty is that the two mental pictures which experiment lead us to form - the one of the particles, the other of the waves - are both incomplete and have only the validity of analogies which are accurate only in limiting cases."
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Exlpore more Difficulty quotes

"Conquering any difficulty always gives one a secret joy, for it means pushing back a boundary-line and adding to one's liberty."

"My task is becoming more and more delicate, while the difficulties increase constantly."

"No difficulty can come to you (your way). If the mind wavers, difficulty will embrace you! That is all, the law of the universe is just this."

"What parent has it easy? I just never make the difficulty of it an obstacle. I just do it."

"It's not so easy... it's not possible."

"When things go right it's hard to figure out why, but when things go wrong it's really easy."

"It is surmounting difficulties that makes heroes."

"There is no doubt that I, also, had long been aware of the problem, i.e. producing X-ray interferences, before the inherent difficulties had finally been surmounted."
Explore more quotes by Werner Heisenberg


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


"The problems of language here are really serious. We wish to speak in some way about the structure of the atoms. But we cannot speak about atoms in ordinary language."


"The violent reaction on the recent development of modern physics can only be understood when one realises that here the foundations of physics have started moving; and that this motion has caused the feeling that the ground would be cut from science."


"The solution of the difficulty is that the two mental pictures which experiment lead us to form - the one of the particles, the other of the waves - are both incomplete and have only the validity of analogies which are accurate only in limiting cases."
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