Only when we have enough mental stress to force us to see our own bankruptcy of power, do we trust in God, and only when we trust in God can we make a contribution which will not collapse.

If the scholar feels that he must know everything about any topic, he is in trouble - and will not publish with a clear conscience.

I wanted a theory that would allow one to live outside the office with the same philosophy one uses inside it.

The price that one pays for refusing to act on the truth as one sees it, is to be led to believe untruth to avoid guilt.

Without a possibility of change in meanings human communication could not perform its present functions.

Today's practicality is often no more than the accepted form of yesterday's theory.

If language did not affect behavior, it could have no meaning.