A theory is something nobody believes, except the person who made it. An experiment is something everybody believes, except the person who made it.

One thing I have learned in a long life: that all our science, measured against reality, is primitive and childlike -- and yet it is the most precious thing we have.

A society's competitive advantage will come not from how well its schools teach the multiplication and periodic tables, but from how well they stimulate imagination and creativity.

The most beautiful thing we can experience is the mysterious. It is the source of all true art and science.

A man sits with a pretty girl for an hour, it seems like a minute. He sits on a hot stove for a minute, it's longer than any hour. That is relativity.

If I could remember the names of all these particles I'd be a botanist.