The relation of the individual person to the species he belongs to is the most intimate of all relations.

There is a very intimate connection between hypnotic phenomena and religion.

The place where optimism most flourishes is the lunatic asylum.

Socialism also brings us up against the hard rock of eugenic fact which, if we neglect it, will dash our most beautiful social construction to fragments.

There are all these species out there and so few of them are known in intimate detail, so any kind of ecological characterization, through no fault of ecologists, will be limited in accuracy and precision.

All the art of living lies in a fine mingling of letting go and holding on.