How We Learn: The Surprising Truth About When, Where, and Why It Happens

by Benedict Carey

“Often when one works at a hard question, nothing good is accomplished at the first attack,”

“Then one takes a rest, longer or shorter, and sits down anew to the work. During the first half hour, as before, nothing is found, and then all of a sudden the decisive idea presents itself to the mind.”

“Happy ideas come unexpectedly, without effort, like an inspiration,”