The mind, like any muscle, must be exercised.
The coward is an object to be pitied.
There is no other teacher but your own soul.
My countrymen should have nerves of steel, muscles of iron, and minds like thunderbolt.
My child, what I want is muscles of iron and nerves of steel, inside which dwells a mind of the same material as that of which the thunderbolt is made.
There is no motion in a straight line. A straight line infinitely projected becomes a circle.
The will is not free - it is a phenomenon bound by cause and effect - but there is something behind the will which is free.
Without love I mean nothing to you Without love broken in two Without love give me some value some worth Without love no life left on earth.
In the midst of fighting there is no place for public debate.
We have become, by the power of a glorious evolutionary accident called intelligence, the stewards of life's continuity on earth. We did not ask for this role, but we cannot abjure it. We may not be suited to it, but here we are.
Fred Hoyle and I differ on lots of questions, but on this we agree: a common sense and satisfying interpretation of our world suggests the designing hand of a superintelligence.