"Live by the sword, due by the sword. I just didn't realise there would be so many swords!" Nick Clegg

I am not young enough to know everything

"Conquering the world on horseback is easy. It is dismounting and governing that is hard" Genghis Khan

Most of the great triumphs and tragedies of history are caused not by people being fundamentally good or evil, but by people being fundamentally people.

"Older peoples knowledge, the thing that made them the most revered and listened to social group, is now mostly considered to be stuff to be stored in the attic" Tommaso Pellizari

The certainties of one age are the problems of the next.

Simple can be harder than complex

"Nobody realises that some people expend tremendous amounts of energy merely to be normal" Albert Camus

An error is the more dangerous in proportion to the degree of truth it contains.

"If you judge a fish by its ability to climb a tree, it will live its whole life believing it is stupid" Albert Einstein