Limit time to the present. Meditate upon your last hour.
Remind oneself continually of one of those who practiced virtue in days gone by.
A person's worth is measured by the worth of what he values.
He who eats my bread, does my will.
Life is a stranger's sojourn, a night at an inn.
If you are distressed by anything external, the pain is not due to the thing itself, but to your estimate of it; and this you have the power to revoke at any moment.