Observation

Observation

Observation is either an activity of a living being, such as a human, consisting of receiving knowledge of the outside world through the senses, or the recording of data using scientific instruments. The term may also refer to any data collected during this activity.

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Famous quotes containing the word observation:

    “One man’s observation is another man’s closed book or flight of fancy.”
    —Willard Van Orman Quine (b. 1908)

    “It is, in both cases, that a spiritual life has been imparted to nature; that the solid seeming block of matter has been pervaded and dissolved by a thought; that this feeble human being has penetrated the vast masses of nature with an informing soul, and recognised itself in their harmony, that is, seized their law. In physics, when this is attained, the memory disburthens itself of its cumbrous catalogues of particulars, and carries centuries of observation in a single formula.”
    —Ralph Waldo Emerson (1803–1882)

    “There is no better proof of a man’s being truly good than his desiring to be constantly under the observation of good men.”
    —François, Duc De La Rochefoucauld (1613–1680)