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author > Birthdays > april_23
Birthdays occurring on April, 23
| 1858 |
Max Planck was born on April 23, 1858 German theoretical physicist who originated quantum theory, 1858-1947All matter originates and exists only by virtue of a force... We must assume behind this force the existence of a conscious and intelligent Mind. This Mind is the matrix of all matter. More quotations from Max Planck |  |
Deaths occurring on April, 23
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