People who think they know everything are a great ...

It takes more than capital to swing business. You've got to have the A. I. D. degree to get by - Advertising, Initiative, and Dynamics.

It is change, continuing change, inevitable change, that is the dominant factor in society today. No sensible decision can be made any longer without taking into account not only the world as it is, but the world as it will be.

I do not fear computers. I fear the lack of them.

A stockbroker urged me to buy a stock that would triple its value every year. I told him, 'At my age, I don't even buy green bananas.'

Age is something that doesn't matter, unless you are a cheese.

I don't need you to remind me of my age. I have a bladder to do that for me.

If you live to be one hundred, you've got it made. Very few people die past that age.

How incessant and great are the ills with which a prolonged old age is replete.

The great secret that all old people share is that you really haven't changed in seventy or eighty years. Your body changes, but you don't change at all. And that, of course, causes great confusion.

Every great architect is - necessarily - a great poet. He must be a great original interpreter of his time, his day, his age.

Once I planned to write a book of poems entirely about the things in my pocket. But I found it would be too long and the age of the great epics is past.