The desire to economize time and mental effort in arithmetical computations, and to eliminate human liability to error is probably as old as the science of arithmetic itself.
Howard Aiken
The desire to economize time and mental effort in arithmetical computations, and to eliminate human liability to error is probably as old as the science of arithmetic itself. Howard Aiken
The difference between a healthy person and one who is mentally ill is the fact that the healthy one has all the mental illnesses, and the mentally ill person has only one. Robert Musil
The final upshot of thinking is the exercise of volition, and of this thought no longer forms a part; but belief is only a stadium of mental action, an effect upon our nature due to thought, which will influence future thinking. Charles Sanders Peirce
The first four months of writing the book, my mental image is scratching with my hands through granite. My other image is pushing a train up the mountain, and it's icy, and I'm in bare feet. Mary Higgins Clark
The first requisite for success is the ability to apply your physical and mental energies to one problem incessantly without growing weary. Charles Caleb Colton
The general statement that the mental faculties are class concepts, belonging to descriptive psychology, relieves us of the necessity of discussing them and their significance at the present stage of our inquiry. Wilhelm Wundt
The habit of common and continuous speech is a symptom of mental deficiency. It proceeds from not knowing what is going on in other people's minds.
Walter Bagehot
The habit of common and continuous speech is a symptom of mental deficiency. It proceeds from not knowing what is going on in other people's minds. Walter Bagehot
The higher mental development of woman, the less possible it is for her to meet a congenial male who will see in her, not only sex, but also the human being, the friend, the comrade and strong individuality, who cannot and ought not lose a single trait of her character. Emma Goldman
The path of least resistance and least trouble is a mental rut already made. It requires troublesome work to undertake the alternation of old beliefs. John Dewey
The product of mental labor - science - always stands far below its value, because the labor-time necessary to reproduce it has no relation at all to the labor-time required for its original production. Karl Marx
