...when dogma enters the brain, all intellectual activity…

The Idea enters the brain from the outside. It rearranges the furniture to make it more to its liking. It finds other Ideas already…

— Bernard Beckett

If superstition enters, the brain is gone.

— Swami Vivekananda

The various forms of intellectual activity which together make up the culture of an age, move for the most part from different starting-points, and…

— Walter Pater

Intellectual activity is perhaps the greatest pleasure of life; chess is one of the forms of intellectual activity.

— Siegbert Tarrasch

When mental development is under discussion, there are many who say, 'How does movement come into it? We are talking about the mind.' And…

— Maria Montessori

Since it is seldom clear whether intellectual activity denotes a superior mode of being or a vital deficiency, opinion swings between considering intellect a…

— Jacques Barzun

The stricter standards and independent, often conclusive, evidence in the physical sciences cannot be generalized to intellectual activity as a whole, even though the…

— Thomas Sowell

Intellectual activity is a danger to the building of character.

— Joseph Goebbels

As a community organizer who holds a degree in history, I understand the fascination with history. However, there is a tendency for many of…

— Opal Tometi

“Intellectual activity in a culture is not a one-way flow between the great minds and passive recipients; it is a discourse, a complex marketplace-like…

— Gordon S. Wood

Khalif (Caliph) Al-Ma'mun's period of rule (813 - 833 C.E.) may be considered the 'golden age' of science and learning. He had always been…

— John Bagot Glubb

There are branches of learning and education which we must study merely with a view to leisure spent in intellectual activity, and these are…

— Aristotle

During periods of relaxation after concentrated intellectual activity, the intuitive mind seems to take over and can produce the sudden clarifying insights which give…

— Fritjof Capra

Science contributes to our culture in many ways, as a creative intellectual activity in its own right, as the light which has served to…

— John F. Kennedy

Since the Greeks the predominant attitude of thinkers towards intellectual activity was to glorify it insofar as (like aesthetic activity) it finds its satisfaction…

— Julien Benda