The scientific observer of Nature is a kind of mystic seeker in the act of prayer.

It is the lot of man to share in the deeper aspirations of the universe around him and to share his own destiny as well as that of the universe, now by adjusting himself to its forces, now by putting the whole of his energy to his own ends and purposes.

But inner experience is only one source of human knowledge.

Be not entangled in this world of days and nights; Thou hast another time and space as well.

In the first period religious life appears as a form of discipline which the individual or a whole people must accept as an unconditional command without any rational understanding of the ultimate meaning and purpose of that command.

Though the terror of the sea gives to none security, in the secret of the shell. Self preserving we may dwell.

A wrong concept misleads the understanding; a wrong deed degrades the whole man, and may eventually demolish the structure of the human ego.