Quote by Brouwer, Luitzen Egbertus Jan
"To be rigorous is to be honest with ourselves about what we know and do not know."
"To be rigorous is to be honest with ourselves about what we know and do not know."
"Mathematics is not about numbers, equations, computations, or algorithms: it is about understanding."
"The intuitionist does not accept the axiom of the excluded middle."
"Creating mathematics is like creating poetry or music."
"The act of intuitively creating a mathematical system requires freedom of thought."