“... the sciences are like a beautiful river, of which the course is easy to follow, when it has acquired a certain regularity; but if one wants to go back to the source, one will find it nowhere, because it is everywhere; it is spread so much [as to be] over all the surface of the earth; it is the same if one wants to go back to the origin of the sciences, one will find only obscurity, vague ideas, vicious circles; and one loses oneself in the primitive ideas.”
![“... the sciences are like a beautiful river, of which the course is easy to follow, when it has acquired a certain regularity; but if one wants to go back to the source, one will find it nowhere, because it is everywhere; it is spread so much [as to be] over all the surface of the earth; it is the…” quote by Lazare Carnot](https://sms4smile.com/quotes/img-quotes/33f/lazare-carnot-71332_beautiful_the-sciences-are-like-a-beautiful-river_1920482.jpg)
![“Teaching might even be the greatest of the arts since the medium is the human mind and spirit. My three [great teachers] did not tell - they catalyzed a burning desire to know. Under their influence, the horizons sprung wide and fear went away and the unknown became knowable. But most important of…” quote by John Steinbeck](https://sms4smile.com/quotes/img-quotes/84c/john-steinbeck-71_art_teaching-might-even-be-the-greatest-of-t_1738.jpg)
