How wonderful that we have met with a paradox. Now we have some hope of making progress.

Those who are not shocked when they first come across quantum theory cannot possibly have understood it.

Truth and clarity are complementary.

There are two sorts of truth: trivialities, where opposites are clearly absurd, and profound truths, recognised by the fact that the opposite is also a profound truth

If an idea does not appear bizarre, there is no hope for it.

All rising curves that show unwelcome trends in human affairs will approach infinity if extended far enough, but it is we who dictate the curve and not vice versa.

When searching for harmony in life one must never forget that in the drama of existence we are ourselves both actors and spectators.