We ownalmost all our knowledge not to those who have agreed but to those who havediffered.

Neveranswer a letter while you are angry.

You canobserve a lot by just watching.

Angels fly, because they take themselves lightly.

The aimof argument, or of discussion, should not be victory, but progress.

Theterm up has no meaning apart from the word down. The term fasthas no meaning apart from the term slow. In addition, such termshave no meaning even when used together, except when confined to a veryparticular situation... most of our language about the

Silenceis the mother of truth.

He who truly knows has no occasion to shout

Theability to speak eloquently is not to be confused with having something tosay.

Arise, awake and stop not till the goal is reached.

The civilisation of one epoch becomes the manure of the next.

Nothing has happend to you unless you make much of it.