Be silent or let thy words be worth more than silence.
Number is the within of all things.
Do not talk a little on many subjects, but much on a few.
Concern should drive us into action and not into a depression. No man is free who cannot control himself.
It is only necessary to make war with five things; with the maladies of the body, the ignorances of the mind, with the passions of the body, with the seditions of the city and the discords of families.
If you have a wounded heart, touch it as little as you would an injured eye. There are only two remedies for the suffering of the soul: hope and patience.