To the man who loves art for its own sake, it is frequently in its least important and lowliest manifestations that the keenest pleasure is to be derived.Quote by Arthur Conan Doyle about pleasure, art, magic, man
The philosophy of the wisest man that ever existed, is mainly derived from the act of introspection.Quote by William Godwin about philosophy, man
A discrete series is a series of terms each of which is empirically derived, each one of which is empirically true, and this is the reason for the fragmentary character of those poems.Quote by George Oppen about character, reason
A pure mathematical series would be one in which each term is derived from the preceding term by a rule.Quote by George Oppen about mathematics, rules
The system becomes logically closed when each of the logical implications which can be derived from any one proposition within the system finds its statement in another proposition in the same system.Quote by Talcott Parsons
You believe happiness to be derived from the place in which once you have been happy, but the truth is that happines is centered in ourselves.Quote by Franz Schubert about happiness, truth