The wealth required by nature is limited and is easy to procure; but the wealth required by vain ideals extends to infinity.

Moreover, the universe as a whole is infinite, for whatever is limited has an outermost edge to limit it, and such an edge is defined by something beyond. Since the universe has no edge, it has no limit; and since it lacks a limit, it is infinite and unbounded. Moreover, the universe is infinite both in the number of its atoms and in the extent of its void.

He who needs riches least, enjoys riches most.

If the gods have the will to remove evil and cannot, then they are not all-powerful. If they are neither able nor willing, they are neither all-powerful or benevolent. If they are both able and willing to annihilate evil, why does it exist?

He who says either that the time for philosophy has not yet come or that it has passed is like someone who says that the time for happiness has not yet come or that it has passed.

The misfortune of the wise is better than the prosperity of the fool.

All sensations are true; pleasure is our natural goal.