Philosophy is true mother of the arts [of science].
The master sometimes serves, and the servant sometimes is master.
He has no other recommendation, save an assumed and crafty solemnity of demeanour.
I never heard of an old man forgetting where he had buried his money. Old people remember what interests them: the dates fixed for their lawsuits, and the names of their debtors and creditors.
To live long it is necessary to live slowly.
History illumes reality, vitalizes memory, provides guidance in daily life