If faith cannot be reconciled with rational thinking, it has to be eliminated as an anachronistic remnant of earlier stages of culture and replaced by science dealing with facts and theories which are intelligible and can be validated.

Man may be defined as the animal that can say ''I,'' that can be aware of himself as a separate entity.

It seems that great minds a hundred years ago saw what would happen today or tomorrow, while we to whom it is happening blind ourselves in order not to be disturbed in our daily routine.

To love one person productively means to be related to his human core, to him as representing mankind. Love for one individual, in so far as it is divorced from love for man, can refer only to the superficial and to the accidental; of necessity it remains shallow.

Men are born equal but they are also born different.

While we teach knowledge, we are losing that teaching which is the most important one for human development: the teaching which can only be given by the simple presence of a mature, loving person.

If we love our fellow humans, we cannot limit our insight and our love only to others as individuals...We have to be political people, I would even say passionately involved political people, each of us in the way that best suits our own temperaments, our working lives, and our own capabilities.