Accustom yourself to that which you bear ill, and you will bear it well.

Some there are that torment themselves afresh with the memory of what is past; others, again, afflict themselves with the apprehension of evils to come; and very ridiculously both - for the one does not now concern us, and the other not yet ... One should count each day as a separate life.

To lose a friend is the greatest of all evils, but endeavour rather to rejoice that you possessed him than to mourn his loss.

That which achieves its effect by accident is not art.

A good mind possesses a kingdom.

Live among others as if God beheld you; speak to God as if others were listening.

Life is divided into three periods: that which has been, that which is, that which will be. Of these the present is short, the future is doubtful, the past is certain.