"Lagrange, in one of the later years of his life, imagined that he had overcome the difficulty (of the parallel axiom). He went so far as to write a paper, which he took with him to the Institute, and began to read it. But in the first paragraph something struck him that he had not observed: he muttered: 'Il faut que j'y songe encore', and put the paper in his pocket.' [I must think about it again]"

--

Source : "Budget of Paradoxes". Book by Augustus De Morgan (p. 178), 1872.

Augustus De Morgan

#Writing Quotes #Thinking Quotes #Years Quotes