It is far easier to know men than to know man.

Related:

• It is far easier to be wise for others than to be so for oneself.
  -- La...
• It is easier to appear worthy of a position one does not hold,
  than of the office which one fills. -- Duc de La...
• Not all those who know their minds know their hearts as well.
  Francois duc la...
• Self-love is more cunning than the most cunning man in the world.
  Francois Duc de la...
• Virtue would go far if vanity did not keep it company.
  -- La...
• A man who is ungrateful is often less to blame than his benefactor.
  Francis, Duc de La Rochefoucauld (1613-1680) -- Maxim...
• Confidence contributes more to conversation than wit.
  Francois de La...
• It is more shameful to distrust one's friends than to be deceived by them.
  -- La...
• Show me the books he loves and I shall know the man far better than through mortal friends.
  S. Weir...