Neither despise nor oppose what thou dost not understand.
Never give out while there is hope; but hope not beyond reason, for that shows more desire than judgement.
The jealous are troublesome to others, but a torment to themselves.
Never esteem people (including yourself) more because they have money, nor think less of anyone (including yourself) because they lack it. Virtue is the only just reason for respecting anyone, lack of virtue the only reason for holding anyone in low regard.
False-dealing travels a short road, and surely detected.
If thou wouldst conquer thy weakness, thou must never gratify it. No man is compelled to evil: his consent only makes it his. It is no sin to be tempted, but to be overcome.