Agatha Christie on ideas

Every murderer is probably somebody’s old friend.

I do not argue with obstinate men. I act in spite of them.

I did not deceive you, mon ami. At most, I permitted you to deceive yourself.

Great minds discuss ideas. Average minds discuss events. Small minds discuss people.

Eleanor Roosevelt1884–1962

It is the mark of an educated mind to be able to entertain a thought without accepting it.

Aristotle384–322 BC

• Education

One resists the invasion of armies; one does not resist the invasion of ideas.

Victor Hugo1802–1885