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In The New Quotable Einstein (2005), editor Alice Calaprice suggests that two quotes attributed to Einstein which she could not find sources for, "The significant problems we face cannot be solved at the same level of thinking we were at when we created them" and "The world we have created today as a result of our thinking thus far has problems which cannot be solved by thinking the way we thought when we created them," may both be paraphrases of the 1946 quote above. A similar unsourced variant is "The world we have created is a product of our thinking; it cannot be changed without changing our thinking. (en) |