Meditations. iii. 5.
A man should be upright, not be kept upright.
Meditations. iii. 5.
Never esteem anything as of advantage to thee that shall make thee break thy word or lose thy self-respect.
Meditations. iii. 7.
Respect the faculty that forms thy judgments.
Meditations. iii. 9.
Remember that man's life lies all within this present, as 't were but a hair's-breadth of time; as for the rest, the past is gone, the future yet unseen. Short, therefore, is man's life, and narrow is the corner of the earth wherein he dwells.
Meditations. iii. 10.
Nothing has such power to broaden the mind as the ability to investigate systematically and truly all that comes under thy observation in life.