Not to know what has been transacted in former times is to be always a child. If no use is made of the labors of past ages, the world must remain always in the infancy of knowledge.
Lucius Cassius ille quem populus Romanus verissimum et sapientissimum iudicem putabat identidem in causis quaerere solebat 'cui bono' fuisset. The famous Lucius Cassius, whom the Roman people used to regard as a very honest and wise judge, was in the habit of asking, time and again, 'To whose benefit?
In all great arts, as in trees, it is the height that charms us; we care nothing for the roots or trunks, yet it could not be without the aid of these.
A man would have no pleasures in discovering all the beauties of the universe, even in heaven itself, unless he had a partner to whom he might communicate his joys.