The test of an invention is the power of an inventor to push it through in the face of staunch-not opposition, but indifference-in society.

The process must be concealed from - non-existent for - the photographer, who by definition need think of the art in the taking and not in the making photographs... In short, all that should be necessary to get a good picture is to take a good picture.

Any problem can be solved as long as it is stated properly.

We live in a world changing so rapidly that what we mean frequently by common sense is doing the thing that would have been right last year.

An invention that is quickly accepted will turn out to be a rather trivial alteration of something that has already existed.

Do not do anything that anyone else can do readily.

Creativity is the sudden cessation of stupidity.