“Age is a very high price to pay for maturity.”
“Metaphysics means nothing but an unusually obstinate effort to think clearly. The fundamental conceptions of psychology are practically very clear to us, but theoretically they are very confused, and one easily makes the obscurest assumptions in this science without realizing, until challenged, what internal difficulties they involve.”
“Thus, when a superior intellect and a psychopathic temperament coalesce...in the same individual, we have the best possible conditions for the kind of effective genius that gets into the biographical dictionaries. Such men do not remain mere critics and understanders with their intellect. Their ideas posses them, they inflict them, for better or worse, upon their companions or their age.”
“Seize the very first possible opportunity to act on every resolution you make, and on every emotional prompting you may experience in the direction of the habits you aspire to gain”
“Selection is the very keel on which our mental ship is built. And in this case of memory its utility is obvious. If we remembered everything, we should on most occasions be as ill off as if we remembered nothing.”
“Beyond the very extremity of fatigue distress, amounts of ease and power that we never dreamed ourselves to own, sources of strength habitually not taxed at all, because habitually we never push through the obstruction”