Prejudice exists and probably will continue to `but we have tried to make progress and we are making progress. We are not going to accept the status quo.'

If freedom makes social progress possible, so social progress strengthens and enlarges freedom. The two are inseparable partners in the great adventure of humanity.

Some men see what is, and ask 'Why?' I see what might be, and ask 'Why Not?'

Perhaps to some extent we have lost sight of the fact that LSD can be very, very helpful in our society if used properly.

A life without criticism is not worth living.

Nations around the world look to us for the leadership not merely by strength of arms but by strength of our convictions.

...if we want to meet the obligations of our civilization and our culture which are to create communities for our children that provide them with the same opportunities for dignity and enrichment as the communities that our parents gave us, we've got to start by protecting that infrastructure; the air that we breathe, the water that we drink, the landscapes that enrich us.