The inquiries of the jurist are in truth prosecuted much as inquiry in physic and physiology was prosecuted before observation had taken the place of assumption. Henry James Sumner Maine
The meaning of this observation is unclear, but it raises the unfortunate possibility of ambiguous triplets; that is, triplets which may code more than one amino acid. However one would certainly expect such triplets to be in a minority. Francis Crick
The philosophy behind much advertising is based on the old observation that every man is really two men - the man he is and the man he wants to be. William Feather
The result was that, if it happened to clear off after a cloudy evening, I frequently arose from my bed at any hour of the night or morning and walked two miles to the observatory to make some observation included in the programme. Simon Newcomb
There are three principal means of acquiring knowledge... observation of nature, reflection, and experimentation. Observation collects facts; reflection combines them; experimentation verifies the result of that combination. Denis Diderot
There is a wisdom in this beyond the rules of physic: a man's own observation what he finds good of and what he finds hurt of is the best physic to preserve health.
Francis Bacon
There is a wisdom in this beyond the rules of physic: a man's own observation what he finds good of and what he finds hurt of is the best physic to preserve health. Francis Bacon
There is no better proof of a man's being truly good than his desiring to be constantly under the observation of good men. Francois de La Rochefoucauld
There is no more difficult art to acquire than the art of observation, and for some men it is quite as difficult to record an observation in brief and plain language. William Osler
Therefore, the observation must be explicitly made: In the Middle East and in the Muslim world, suspicions linger concerning the objectives of the West and notably the US. Recep Tayyip Erdogan
Those who have heard me speak from time to time know that quite often I cite the observation of that great American author, Mark Twain, who said, history does not repeat itself, but it rhymes. J. D. Hayworth
We cannot create observers by saying 'observe,' but by giving them the power and the means for this observation and these means are procured through education of the senses. Maria Montessori
We may take it to be the accepted idea that the Mosaic books were not handed down to us for our instruction in scientific knowledge, and that it is our duty to ground our scientific beliefs upon observation and inference, unmixed with considerations of a different order. Asa Gray
