It is no great wonder if in long process of time, while fortune takes her course hither and thither, numerous coincidences should spontaneously occur. If the number and variety of subjects to be wrought upon be infinite, it is all the more easy for fortune, with such an abundance of material, to effect this similarity of results.

If Nature be not improved by instruction, it is blind; if instruction be not assisted by Nature, it is maimed; and if exercise fail of the assistance of both, it is imperfect.

Courage stands halfway between cowardice and rashness, one of which is a lack, the other an excess of courage.

There are two sentences inscribed upon the Ancient oracle... "Know thyself" and "Nothing too much"; and upon these all other precepts depend.

Barba non facit philosophum

The authors of great evils know best how to remove them.

For the correct analogy for the mind is not a vessel that needs filling, but wood that needs igniting.