Whoever is devoid of the capacity to wonder, whoever remains unmoved, whoever cannot contemplate or know the deep shudder of the soul in enchantment, might just as well be dead for he has already closed his eyes upon life.

It is impossible to get out of a problem by using the same kind of thinking that it took to get into it.

We must not only learn to tolerate our differences. We must welcome them as the richness and diversity which can lead to true intelligence.

The value of a college education is not the learning of many facts but the training of the mind to think

To invent something, all you need is imagination and a big pile of junk.

The Universe is difficult to comprehend because it is obvious.

The concept of marriage must have been thought up by an unimaginative pig.