First tell yourself what you want to be, then do what you need to do.
We should not moor a ship with one anchor, or our life with one hope.
First say to yourself what you would be; and then do what you have to do.
He who laughs at himself never runs out of things to laugh at.
It is the sign of a dull mind to dwell upon the cares of the body, to prolong exercise, eating and drinking and other bodily functions. These things are best done by the way; all your attention must be given to the mind.
We ought to flee the friendship of the wicked, and the enmity of the good.