Related:

• There is no man that lives who does not need to be drilled, disciplined, and developed into something higher and nobler than he is by nature.
  -- Henry Ward Beeche...
• All for one and every man for himself.
• Any ordinary man can surround himself with two thousand books and thenceforth have at least one place in the world in which it is possible to be happy.
  -- Augustine Birrell...
• None of our men are "experts." We have most unfortunately found it necessary to get rid of a man as soon as he thinks himself an expert -- because no one ever considers himself expert if he really knows his job.
  A man who knows a job sees so much more to be done than he has done, that he is always pressing forward and never gives up an instant of thought to how good and how efficient he is....
• None of our men are "experts." We have most unfortunately found it necessary to get rid of a man as soon as he thinks himself an expert -- because no one ever considers himself expert if he really knows his job.
  A man who knows a job sees so much more to be done than he has done, that he is always pressing forward and never gives up an instant of thought to how good and how efficient he is....
• Adversity has ever been considered the state in which a man most easily becomes acquainted with himself.
  -- Samuel Johnso...
• Be wary of the man who urges an action in which he himself incurs no risk. -- Joaquin de Setanti
• But if a man happens to find himself ... he has a mansion which he can inhabit with dignity all the days of his life.
• There's not one wise man among twenty will praise himself. -- William Shakespeare