If a man be gracious and courteous to strangers, it shows he is a citizen of the world.

If a man be gracious and courteous to strangers, it shows he is a citizen of the world.

The natural inclination of a child is to take pleasure in the use of the mind no less than of read more

The natural inclination of a child is to take pleasure in the use of the mind no less than of the body. The child's primary business is learning. It is also the primary entertainment. To retain that orientation into adulthood, so that consciousness is not a burden but a joy, is the mark of the successfully developed human being.

Because we do not understand the brain very well we are constantly tempted to use the latest technology as a read more

Because we do not understand the brain very well we are constantly tempted to use the latest technology as a model for trying to understand it. In my childhood we were always assured that the brain was a telephone switchboard. ('What else could it be?') I was amused to see that Sherrington, the great British neuroscientist, thought that the brain worked like a telegraph system. Freud often compared the brain to hydraulic and electro-magnetic systems. Leibniz compared it to a mill, and I am told some of the ancient Greeks thought the brain functions like a catapult. At present, obviously, the metaphor is the digital computer.

Implicit in the activist conception of government is the assumption that you can take the good things in a complex read more

Implicit in the activist conception of government is the assumption that you can take the good things in a complex system for granted, and just improve the things that are not so good. What is lacking in this conception is any sense that a society, an institution, or even a single human being, is an intricate system of fragile inter-relationships, whose complexities are little understood and easily destabilized.

If you cannot be the master of your language, you must be its slave. If you cannot examine your thoughts, read more

If you cannot be the master of your language, you must be its slave. If you cannot examine your thoughts, you have no choice but to think them, however silly they may be.

A great man is he who has not lost the heart of a child.

A great man is he who has not lost the heart of a child.

When we can't dream any longer, we die.

When we can't dream any longer, we die.

Fear comes from uncertainty. When we are absolutely certain, whether of our worth or our worthlessness, we are almost impervious read more

Fear comes from uncertainty. When we are absolutely certain, whether of our worth or our worthlessness, we are almost impervious to fear. Thus a feeling of utter worthlessness can be a source of courage.

Avoid making irrevocable decisions when tired or hungry.

Avoid making irrevocable decisions when tired or hungry.