People who reach the top of the tree are only those who haven't got the qualifications to detain them at the bottom.

People at the top of the tree are those without qualifications to detain them at the bottom.

The social sciences were for all those who had not yet decided what to do with their lives, and for all those whose premature frustrations led them into the sterile alleys of confrontation.

Wise are those who learn that the bottom line doesn't always have to be their top priority.

There are those who leave without our needing to detain them; we have said all there is to say.

I am an optimist, unrepentant and militant. After all, in order not to be a fool an optimist must know how sad a place the world can be. It is only the pessimist who finds this out anew every day.