We absolutely must leave room for doubt or there is no progress and there is no learning. There is no learning without having to pose a question. And a question requires doubt. People search for certainty. But there is no certainty. People are terrified — how can you live and not know? It is not odd at all. You only think you know, as a matter of fact. And most of your actions are based on incomplete knowledge and you really don’t know what it is all about, or what the purpose of the world is, or know a great deal of other things. It is possible to live and not know.
We never are definitely right, we can only be sure we are wrong. - Richard P. Feynman
We never are definitely right, we can only be sure we are wrong.
- Richard P. Feynman
I would rather have questions that can't be answered than answers that can't be questioned. - Richard P. Feynman
I would rather have questions that can't be answered than answers that can't be questioned.
You can always recognize truth by its beauty and simplicity. - Richard P. Feynman
You can always recognize truth by its beauty and simplicity.
If you can't explain something to a first year student, then you haven't really understood . - Richard P. Feynman
If you can't explain something to a first year student, then you haven't really understood .
Don't pay attention to "authorities," think for yourself. - Richard P. Feynman
Don't pay attention to "authorities," think for yourself.
It doesn't matter how beautiful your theory is, it doesn't matter how smart you are. If it doesn't agree with experiment, it's wrong. - Richard P. Feynman
It doesn't matter how beautiful your theory is, it doesn't matter how smart you are. If it doesn't agree with experiment, it's wrong.
The first principle is that you must not fool yourself and you are the easiest person to fool. - Richard P. Feynman
The first principle is that you must not fool yourself and you are the easiest person to fool.
Religion is a culture of faith; science is a culture of doubt. - Richard P. Feynman
Religion is a culture of faith; science is a culture of doubt.
We need to teach how doubt is not to be feared but welcomed. It's OK to say, "I don't know." - Richard P. Feynman
We need to teach how doubt is not to be feared but welcomed. It's OK to say, "I don't know."
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