I cannot say whether things will get better if we change; what I can say is they must change if they are to get better.

The most successful tempters and thus the most dangerous are the deluded deluders.

There are very many people who read simply to prevent themselves from thinking.

The noble simplicity in the works of nature only too often originates in the noble shortsightedness of him who observes it.

We have to believe that everything has a cause, as the spider spins its web in order to catch flies. But it does this before it knows there are such things as flies.

The fly that doesn't want to be swatted is most secure when it lights on the fly-swatter.

Most subjects at universities are taught for no other purpose than that they may be re-taught when the students become teachers.