“...a life in which conduct does not fairly well accord with principles is a silly life; and that conduct can only be made to accord with principles by means of daily examination, reflection, and resolution.”

“...happiness does not spring from the procuring of physical or mental pleasure, but from the development of reason and the adjustment of conduct to principles.”

“Which of us is not saying to himself--which of us has not been saying to himself all his life: "I shall alter that when I have a little more time"? We never shall have any more time. We have, and we have always had, all the time there is.”

“Its language is a language which the soul alone understands, but which the soul can never translate. ”

“Man, know thyself. I say it out loud. The phrase is one of those phrases with which everyone is familiar, of which everyone acknowledges the value, and which only the most sagacious put into practice. I don't know why.”

“The proper, wise balancing of one's whole life may depend upon the feasibility of a cup of tea at an unusual hour.”

“without the power to concentrate thatis to say, without the power to dictate to the brain its task and to ensure obedience true life is impossible. Mind control is the first element of a full existence.”