Hence that general is skilful in attack whose opponent does not know what to defend; and he is skilful in defense whose opponent does not know what to attack.

I have no human feelings.

Ending a sentence with a preposition is something up with which I will not put.

I don't give a damn for a man that can only spell a word one way.

One of the symptoms of an approaching nervous breakdown is the belief that one's work is terribly important.