In man, as he now exists, intuition is the fringe or penumbra of intellect
 Bertrand Russell, A History of Western Philosophy (1945). copy citation

Context

“We must now return to the subject of instinct or intuition, as opposed to intellect. It was necessary first to give some account of duration and memory, since Bergson’s theories of duration and memory are presupposed in this account of intuition. In man, as he now exists, intuition is the fringe or penumbra of intellect: it has been thrust out of the centre by being less useful in action than intellect, but it has deeper uses which make it desirable to bring it back into greater prominence. Bergson wishes to make intellect” source