When Albert Einstein was asked what he would really like to know about the Universe he replied,'is it friendly?

Marvellous, what ideas the young people have these days. But I don't believe a word of it.

The height of stupidity is most clearly demonstrated by the individual who ridicules something he knows nothing about.

When a blind beetle crawls over the surface of a globe he doesn't notice that the track he has covered is curved. I was lucky enough to have spotted it.

Imagination is vastly more important than intelligence.

Intellectuals solve problems, geniuses prevent them.

The greatest knowledge a person can possess is the address of the local library.