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"Life is short and progress is slow."
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"The condition you're in at this moment is the product of your previous thoughts, to change your condition, change your thoughts."
Personal Development
"If you spend your life over analysing every encounter you will always see the tree, but never the forest."
"My father-in-law . . . was a great inspiration to me both in life and in his preparation for death."
Explore more quotes by Gabriel Lippmann
"The length of exposure (one minute in sunlight) is still too long for the portrait. It was fifteen minutes when I first began my work. Progress may continue."
"The problem of direct colour photography has been facing us since the turn of the last century."
"In the case of composite colour, an infinity of systems must be obtained for maxima infinitely slight and with an infinity of interval values separating them - that is to say, the whole thickness of the sensitive layer is occupied in continuous manner by these maxima."
"When the shot is afterwards subjected to white light, colour appears because of selective reflection."
"The plate at each point only sends back to the eye the simple colour imprinted. The other colours are destroyed by interference. The eye thus perceives at each point the constituent colour of the image."
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