We are never prepared for what we expect.

You have to be eligible for luck to strike, and I think that's a matter of education and preparation, and character and all the other solid attributes that sometimes people laugh at.

We should be most careful about retreating from the specific challenge of our age. We should be reluctant to turn our back upon the frontier of this epoch... We cannot be indifferent to space, because the grand slow march of our intelligence has brought us, in our generation, to a point from which we can explore and understand and utilize it. To turn back now would be to deny our history, our capabilities.

Scientists dream about doing great things. Engineers do them.

On 24 October 1944 Planet Earth was following its orbit about the sun as it has obediently done for nearly five billion years.

When I was a child in the Navy during World War II, I was perennially grateful to the armed services libraries for having on hand a good supply of those pocket books, which were so common in that period. I must have read a couple hundred of them, and they did a lot to save my sanity.

The most sheer fun I ever had in sports was playing volleyball, a game I commend highly. I understand that an effort is under way to establish a national league of professional volleyball teams, and if you have ever seen the great women's teams of Japan and Russia or the equally good men's teams of Cuba and East Germany, you know how exciting this playground game, which requires so little equipment, can be.