No heating system can deliver perfectly uniform temperatures throughout a house, and drafts can magnify the perceived difference in temperatures. Try walking around with a thermometer.

If you took all the sand from all the beaches, all the desserts, and all the oceans and called that the Universe, our whole solar system would be less than one grain of sand.

If this is the only planet on which not only life, but intelligent life, has arisen, that would be very unusual.

Our brains are wired to interpret shapes as faces and bodies. That's why people see the Virgin Mary in the clouds or even in cheese sandwiches. It's your cytoplasm, not some strange ectoplasm.

The search for extra-terrestrial life is a failure until that moment when it suddenly becomes a success.

Despite the impression you may have from watching too much TV, movies are not about reproducing reality. Theyre about telling stories.

If you still believe that aliens would travel hundreds of light years to carve temporary graffiti in our wheat, then your imagination is one of the seven wonders of the world, and should be bronzed.

It bears mentioning that the Milky Way is only one of 150 billion galaxies visible to our telescopes - and each of these will have its own complement of planets.

Everything you see is filtered through your visual system (imperfect) and your brain (also imperfect, despite what your mom told you). Witness testimony is the worst kind of evidence in science.

Typically, only about 2 percent of the American populace tunes in to PBS's 'Nova' series - the most successful science show on the tube. 'Survivor' and 'X Factor' get twice the ratings.

A practical way to travel between the stars is a must-have for space opera, and a sine qua non for our frequently vaunted future as a galactic society.

Where lowland is, that's where water goes. All medicine wants is pain to cure.

I don't understand your book. Isn't every book a book of words?

Let your body move. It will give voice to a language that can heal.

To know the world, one must construct it

The Puerto Rican fans have supported me and it means a lot. I'm a Puerto Rican just like they are.

The American dream does not come to those who fall asleep.

Don't be fooled by strength you can see," he said at last. "Yahweh often hides His power in the simple things, the weak things, and so His strength seems foolish in man's eyes.

Just as being nice to the arrogant is no better than being arrogant toward the nice, being accommodating toward anyone committing a nefarious action condones it.

Tragedy has the great moral defect of giving too much importance to life and death.

Let them hate me provided they fear me