True law is right reason in agreement with nature;...it summons to duty by its commands, and averts from wrongdoing by its prohibitions...It is a sin to try to alter this law, nor is it allowable to repeal any part of it, and it is impossible to abolish it entirely.
The nobler a man, the harder it is for him to suspect inferiority in others.
No one can speak well unless he thoroughly understands his subject.
Old age, especially an honoured old age, has so great authority, that this is of more value than all the pleasures of youth.
Sweet is the memory of past troubles.