I suppose if you look back to your early childhood you accept everything people tell you and that includes a heavy dose of irrationality - you're told about tooth fairies and Father Christmas and things.

A man can believe a considerable deal of rubbish and yet go about his daily work in a rational and cheerful manner.

If something is irrational that means it won't work. It's usually unrealistic.

Papa always makes it clear that he would like to know me as much more rational and lucid than the girls and women he gets to know during his analytic hours.

Make women rational creatures and free citizens and they will quickly become good wives - that is if men do not neglect the duties of husbands and fathers.

The more I work with the body keeping my assumptions in a temporary state of reservation the more I appreciate and sympathize with a given disease. The body no longer appears as a sick or irrational demon but as a process with its own inner logic and wisdom.

It is only by the rational use of technology to control and guide what technology is doing that we can keep any hopes of a social life more desirable than our own: or in fact of a social life which is not appalling to imagine.

Generally what people tend to underestimate is the cyborg nature of Groupon. We are a company that has the DNA of being both a technology company and a heavily operational company.

The British are supposed to be particularly averse to intellectuals a prejudice closely bound up with their dislike of foreigners. Indeed one important source of this Anglo-Saxon distaste for highbrows and eggheads was the French revolution which was seen as an attempt to reconstruct society on the basis of abstract rational principles.

Operationally God is beginning to resemble not a ruler but the last fading smile of a cosmic Cheshire cat.