Light
Visible light (commonly referred to simply as light) is electromagnetic radiation that is visible to the human eye, and is responsible for the sense of sight. Visible light has a wavelength in the range of about 380 nanometres to about 740 nm – between the invisible infrared, with longer wavelengths and the invisible ultraviolet, with shorter wavelengths.
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Famous quotes containing the word light:
“We must work earnestly in the best light He gives us.”
—Abraham Lincoln (1809–1865)
““Come unto me,” [Krokowski] was saying, though not in those words, “come unto me, all ye who are weary and heavy-laden”.... He spoke of secret suffering, of shame and sorrow, of the redeeming power of the analytic. He advocated the bringing of light into the unconscious mind.”
—Thomas Mann (1875–1955)
““Lord, now lettest thou thy servant depart in peace, according to your word; for mine eyes have seen thy salvation, which thou hast prepared in the presence of all peoples, light for revelation to the Gentiles and for glory to thy people Israel.””
—Bible: New Testament (RSV)