Arrogance is a great obstruction to wisdom.
We ought not to heap reproaches on old age, seeing that we all hope to reach it.
Of all evil things the least quantity is to be borne, but of learning and knowledge, the more a man hath, the better he can bear it.
The road to Hades is easy to travel.
Wealth is the sinews of affairs.
If a new result is to have any value, it must unite elements long since known, but till then scattered and seemingly foreign to each other, and suddenly introduce order where the appearance of disorder reigned.