Being busy does not always mean real work. The object of all work is production or accomplishment and to either of these ends there must be forethought, system, planning, intelligence, and honest purpose, as well as perspiration. Seeming to do is not doing.
Thomas A. EdisonThe three things that are most essential to achievement are common sense, hard work and stick-to-it-iv-ness.
Thomas A. EdisonDirect thought is not an attribute of feminity. In this, women are now centuries behind man.
Thomas A. Edison