Intelligence is what you use when you don't know what to do: when neither innateness nor learning has prepared you for the particular situation.

“Intelligence is what you use when you don't know what to do.”

From the moral as from the intellectual point of view, the child is born neither good nor bad but master of his destiny.

Logical activity is not the whole of intelligence. One can be intelligent without being particularly logical.

The main functions of intelligence, that of inventing solutions and that of verifying them, do not necessarily involve one another. The first partakes of imagination; the second alone is properly logical.

I have neither been there nor done that