Thou wilt find rest from vain fancies if thou doest every act in life as though it were thy last.

The investigation of the truth is in one way hard, in another easy. An indication of this is found in the fact that no one is able to attain the truth adequately, while, on the other hand, no one fails entirely, but everyone says something true about the nature of all things, and while individually they contribute little or nothing to the truth, by the union of all a considerable amount is amassed.

The gods too are fond of a joke.

Opinion involves belief (for without belief in what we opine we cannot have an opinion), and in the brutes though we often find imagination we never find belief.

Life is full of chances and changes, and the most prosperous of men may in the evening of his days meet with great misfortunes.

No one would choose a friendless existence on condition of having all the other things in the world.

It is the mark of an educated mind to rest satisfied with the degree of precision which the nature of the subject admits and not to seek exactness where only an approximation is possible.