Enemies, as well as lovers, come to resemble each other over a period of time.

The principal difference between love and hate is that love is a irradiation, and hate is a concentration. Love makes everything lovely; hate concentrates itself on the object of its hatred.

We believe what we want to believe, what we like to believe, what suits our prejudices and fuels our passions.

The real danger is not that computers will begin to think like men, but that men will begin to think like computers.

The reason that truth is stranger than fiction is that fiction has to have a rational thread running through it in order to be believable, whereas reality may be totally irrational.

When we have "second thoughts" about something, our first thoughts don't seem like thoughts at all - just feelings.

The art of living consists in knowing which impulses to obey and which must be made to obey.