The more you look at 'common knowledge', the more you realise that it is more likely to be common than it is to be knowledge. No real knowledge is common.

The colour of the water seems to be the colour of the glass into which it has been poured'.

Christian scholars often say that Sufi theories are close to those of Christianity. Many Moslems maintain that they are essentially derived from Islam. The resemblance of many Sufi ideas to those of several religious and esoteric systems are sometimes taken as evidence of derivation. The Islamic interpretation is that religion is of one origin, differences being due to local or historical causes.

None should say: 'I can trust' or 'I cannot trust' until he is a master of the option, of trusting or not trusting.

Dramatic. A well developed sense of the dramatic has values beyond what people usually imagine. One of these is to realise the limitations of a sense of the dramatic.

Man (and woman) has an infinite capacity for self-development. Equally, he has an infinite capacity for self-destruction. A human being may be clinically alive and yet, despite all appearances, spiritually dead.

One cannot learn from someone whom one distrusts.