Inventing is a combination of brains and materials. The more brains you use, the less material you need.

We suffer not from overproduction but from undercirculation. You have heard of technocracy. I wish I had those fellows for my competitors. I'd like to take the automobile it is said they predicted could be made now that would last fifty years. Even if never used, this automobile would not be worth anything except to a junkman in ten years, because of the changes in men's tastes and ideas. This desire for change is an inherent quality in human nature, so that the present generation must not try to crystallize the needs of the future ones.

You will never stub your toe standing still. The faster you go, the more chance there is of stubbing your toe, but the more chance you have of getting somewhere.

The difference between intelligence and an education is this: that intelligence will make a good living for you, but education won't do much for you at all.

What I believe is that, by proper effort, we make the future almost anything we want to make it.

It doesn't matter if you try and try and try again, and fail. It does matter if you try and fail, and fail to try again.

Research means that you don't know, but are willing to find out.