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.

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.

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

The current state of knowledge is a moment in history, changing just as rapidly as the state of knowledge in the past has ever changed and, in many instances, more rapidly.

I really like science because it seems to be that place where you get the big picture, everything connects.

Every science has for its basis a system of principles as fixed and unalterable as those by which the universe is regulated and governed. Man cannot make principles; he can only discover them.

We can continue to make significant strides in the scientific community by exploring new stem cell research methods that do not include destroying human embryos.

English does have a larger vocabulary than other languages because of its history as the primary language of science and its global reach.