Ignorant men raise questions that wise men answered a thousand years ago.

The thinker makes a great mistake when he asks after cause and effect. They both together make up the indivisible phenomenon.

If man thinks about his physical or moral state he usually discovers that he is ill.

Lord Byron is only great as a poet; as soon as he reflects he is a child.

Begin by instructing yourself, then you will receive instruction from others.

Those who have no hope for a future life are already dead for the present one.

Mysteries are not necessarily miracles.