“The principal object of management should be to secure the maximum prosperity for the employer, coupled with the maximum prosperity for each employee…” Frederick Taylor, 1911

“The ‘one best way’ is the best way that is known, or can be discovered, at any moment of consideration. It is not an ultimate best way but is in the line of progress and may be changed or modified immediately when a better way is discovered…” Frank Gilbreth, 1911

“Efficiency does not consist in extreme effort, but in the elimination of undesirable effort and waste of all kinds… Efficiency means that the right thing is done in the right manner, by the right men, and the right place, in the right time.” Harrison Emerson, 1911

“It is easy to test the efficiency of a plant because inefficiency is due to one of two causes. Either the principles of efficiency are not known, or they are not applied.” Harrison Emerson, 1911

“Many systems and methods, good in themselves, have utterly failed because the man that introduced them could only see ‘his system’ and he tried to bend and fit the factory to his system instead of shaping and fitting his systems to the factory conditions.” Henry Gantt, 1916