In one way an arrow moves, in another way the mind. The mind indeed, both when it exercises caution and when it is employed about inquiry, moves straight onward not the less, and to its object.

That which is not good for the bee-hive cannot be good for the bees.

As surgeons keep their instruments and knives always at hand for cases requiring immediate treatment, so shouldst thou have thy thoughts ready to understand things divine and human, remembering in thy every act, even the smallest, how close is the bond that unites the two.

It is within our power not to make a judgement about something, and so not disturb our minds; for nothing in itself possesses the power to form our judgements.

Do what you will. Even if you tear yourself apart, most people will continue doing the same things.

A person's worth is measured by the worth of what he values.

So much worse are the consequences of anger than its causes.