A likely impossibility is always preferable to an unconvincing possibility.

Man by nature wants to know.

Why do men seek honour? Surely in order to confirm the favorable opinion they have formed of themselves.

Here and elsewhere we shall not obtain the best insight into things until we actually see them growing from the beginning.

Courage is the mother of all virtues because without it, you cannot consistently perform the others.

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.

Since the things we do determine the character of life, no blessed person can become unhappy. For he will never do those things which are hateful and petty.