A scientist may not be sure of the answer, but he's often sure he can find one. And that's a condition which is clearly not enjoyed by philosophy.

A failure is not always a mistake, it may simply be the best one can do under the circumstances. The real mistake is to stop trying.

A disappointment is not generally an oversight. It might just be the best one can do the situation being what it is. The genuine error is to quit attempting.

We shouldn't teach great books; we should teach a love of reading. Knowing the contents of a few works of literature is a trivial achievement. Being inclined to go on reading is a great achievement.

Does a poet create, originate, initiate the thing called a poem, or is his behavior merely the product of his genetic and environmental histories?

But restraint is the only one sort of control, and absence of restraint isn't freedom. It's not control that's lacking when one feels 'free', but the objectionable control of force.

The real problem is not whether machines think but whether men do.