Some people drift along like a cork on a river, feeling that they cannot do anything except drift, moment to moment. This is an attitude of mind. Everyone can be constructive even in tiny ways.

Asking a question is the simplest way of focusing thinking...asking the right question may be the most important part of thinking.

Removing the faults in a stage-coach may produce a perfect stage-coach, but it is unlikely to produce the first motor car.

There's a danger in the internet and social media. The notion that information is enough, that more and more information is enough, that you don't have to think, you just have to get more information - gets very dangerous.

It has always surprised me how little attention philosophers have paid to humor, since it is a more significant process of mind than reason. Reason can only sort out perceptions, but the humor process is involved in changing them.

You do not go out into the street in your underwear, although usually you are wearing underwear. The underwear is not visible but it is there all the time. It is the same with concepts. They are there. They underlie practical things we do- even when we are not conscious of them.

What the joke displays is a switch in perception. This is important in changing the way we think.