The future of our civilisation depends upon the widening spread and deepening hold of the scientific habit of mind.

That the great majority of those who leave school should have some idea of the kind of evidence required to substantiate given types of belief does not seem unreasonable. Nor is it absurd to expect that they should go forth with a lively interest in the ways in which knowledge is improved and a marked distaste for all conclusions reached in disharmony with the methods of scientific inquiry.

You can teach students to develop the ability to think reflectively, and you can help them understand what this means, but if they are not inclined to do so they never will.

That which distinguishes the Soviet system both from other national systems and from the progressive schools of other countries is the conscious control of every educational procedure by reference to a single and comprehensive social purpose.

Some things which are remote in space and time from a living creature, especially a human creature, may form his environment even more truly than some of the things close to him.

The religious is any activity pursued in behalf of an ideal end against obstacles and in spite of threats of personal loss because of its general and enduring value.

Just as the senses require sensible objects to stimulate them, so our powers of observation, recollection, and imagination do not work spontaneously, but are set in motion by the demands set up by current social occupations.