Arthur C. Clarke

The limits of the possible can only be defined by going beyond them into the impossible.

The only way to discover the limits of the possible is to go beyond them into the impossible.

Any sufficiently advanced technology is indistinguishable from magic.

We define ourselves as intelligent. That's odd, because we're doing the definition - We're creating our own definition and saying, 'We are intelligent!'

You teach your daughters the diameters of the planets and wonder when you are done that they do not delight in your company.

Before I die, I will preach to the Muslims in the Arab world. I will preach in Egypt, Lebanon, Syria and Iran. I will preach in Tehran. I will do it under the umbrella of God. And see its impact.