"Every great and deep difficulty bears in itself its own solution. It forces us to change our thinking in order to find it."

"The meaning of our words depends on the context in which they are uttered."

"We are all agreed that the only way to escape from the paradoxes of quantum theory is to give up the idea of a 'classical' description of reality."

"We are suspended in language. Our task is to communicate experience and ideas to others."

"We are here in a position to be able to understand that the human spirit cannot be completely satisfied by science alone."