The ultimate solutions to problems are rational; the process of finding them is not.

- J. P. Guilford

To live is to have problems and to solve problems is to to grow intellectually.

- J. P. Guilford

The person who is capable of producing a large number of ideas per unit of time, other things being equal, has a greater chance of having significant…

- J. P. Guilford

Psychology should be the chief basic science upon which the practices of education depend. It should have supplied education with the information it …

- J. P. Guilford