Lying on a feather mattress or quilt will not bring you renown.

Among the great things which are found among us the existence of Nothing is the greatest.

Whoever despises the high wisdom of mathematics nourishes himself on delusion and will never still the sophistic sciences whose only product is an eternal uproar.

The grave will fall in upon him who digs it.

The sun gives spirit and life to the plants and the earth nourishes them with moisture.

Where the spirit does not work with the hand, there is no art.

Necessity is a guardian in Nature.