“We live on an island surrounded by a sea of ignorance. As our island of knowledge grows, so does the shore of our ignorance.”
Scientific American (1992), Vol. 267.
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John Archibald Wheeler 16
American physicist 1911–2008Related quotes
Address to the Pan Pacific HIV/AIDS Conference, Auckland, New Zealand, October 2005

“Our knowledge is a little island in a great ocean of nonknowledge.”
The New York Times (3 December 1978)

Source: The Nature of the Physical World (1928), Ch. 13 Reality
Context: The mind-stuff is not spread in space and time. But we must presume that in some other way or aspect it can be differentiated into parts. Only here and there does it arise to the level of consciousness, but from such islands proceeds all knowledge. The latter includes our knowledge of the physical world. <!-- p. 277

“No man is an island,' said John Donne. I feel we are all islands -- in a common sea.”
Source: Gift from the Sea

"Confidences of a 'Psychical Researcher'" http://hcl.harvard.edu/libraries/houghton/exhibits/james/psychical/7_8.cfm, in The American Magazine, Vol. 68 (1909), p. 589
Often (mis)quoted as: "We are like islands in the sea; separate on the surface but connected in the deep", or: "Our lives are like islands in the sea, or like trees in the forest, which co-mingle their roots in the darkness underground."
1900s

Maldives
Maldives President Mohamed Nasheed told Costas Christ of National Geographic, quoted on Parent Herald, "Maldives: Is The Maldives Sinking? Only 30 Years Until It Becomes Next Atlantis" http://www.parentherald.com/articles/30490/20160321/maldives-sinking-30-years-until-becomes-next-atlantis.htm, March 21, 2016.