We should be as careful of our words as of our actions.
There is a difference between justice and consideration in one's relations to one's fellow men. It is the function of justice not to do wrong to one's fellow men of considerateness, not to wound their feelings.
That which is not forbidden, is not on that account permitted.
No one is so old that he does not think he could live another year.
Borrowing from Peter to pay Paul.
No man can be brave who thinks pain the greatest evil; nor temperate, who considers pleasure the highest good.