It cannot always be obtained by sincere industry and able and single-minded work.

The qualities needed in addition to those mentioned will vary in different occupations and according to the accidental circumstances of different cases; but they are not always the qualities which a man can acquire.

Men will fail who have deserved to succeed and who might have succeeded with a little more tenacity or under slightly more favorable conditions.

Men who have deserved to fail will succeed because of certain collateral but partly irrelevant merits--just as an architect may succeed who is ingenious about making his clients' houses comfortable and building them cheap.

In a thousand different ways an individual enterprise, conceived and conducted with faith and ability, may prove to be abortive.