Knowledge will not always take the place of simple…

“When he said this, it was not a form of criticism. It was just a simple observation that led to another bite from the…

— Richard Brautigan

A model is a good model if first it interprets a wide range of observations in terms of a simple and elegant model, and…

— Stephen Hawking

That human life must be some kind of mistake is sufficiently proved by the simple observation that man is a compound of needs which…

— Arthur Schopenhauer

In order that the facts obtained by observation and experiment may be capable of being used in furtherance of our exact and solid knowledge,…

— William Whewell

Biochemists and biologists who adhere blindly to the Darwinism theory search for results that will be in agreement with their theories and consequently orient…

— Pierre-Paul Grasse

Science has to be understood in its broadest sense, as a method for apprehending all observable reality, and not merely as an instrument for…

— Alexis Carrel

In scientific thought, the concept functions all the better for being cut off from all background images. In its full exercise, the scientific concept…

— Gaston Bachelard

Much that we hug today as knowledge is ignorance pure and simple. It makes the mind wander and even reduces it to a vacuity.

— Mahatma Gandhi

“The person who can learn by observation can create his own culture.”

— Santosh Kalwar

But what is of great importance to me is observation of the movement of colors.

— Robert Delaunay

No theory about our bodies as mere objects of observation and calculation (as distinct from partners in communicative interaction, assumed to be free) can…

— Allen W. Wood

We know nothing of the principle of health, the positive of which pathology is the negative, except from observation and experience. And nothing but…

— Florence Nightingale

Observation and theory get on best when they are mixed together, both helping one another in the pursuit of truth. It is a good…

— Arthur Eddington

We ought to observe that practice which is the hardest of all-especially for young physicians-we ought to throw in no medicine at all-to abstain-to…

— John Randolph of Roanoke

The young man [Turgot] destined for an ecclesiastical career was placed within walls carefully designed to keep out all currents of new thought; his…

— Andrew Dickson White