Related:

• Democritus says, "But we know nothing really; for truth lies deep down.
  -- Diogenes Laertius (c. 200 AD) -- Pyrrho, viii...
• Xenophanes speaks thus:-- And no man knows distinctly anything, And no man ever will.
  -- Diogenes Laertius (c. 200 AD) -- Pyrrho, viii...
• Thales said there was no difference between life and death.
  Why, then," said some one to him, "do not you die?...
• If appearances are deceitful, then they do not deserve any confidence when they assert what appears to them to be true.
  -- Diogenes Laertius (c. 200 AD) -- Pyrrho, xi...
• The chief good he has defined to be the exercise of virtue in a perfect life.
  -- Diogenes Laertius (c. 200 AD) -- Aristotle, xiii...
• The chief good is the suspension of the judgment, which tranquillity of mind follows like its shadow.
  -- Diogenes Laertius (c. 200 AD) -- Pyrrho, xi...
• The mountains, too, at a distance appear airy masses and smooth, but seen near at hand, they are rough.
  -- Diogenes Laertius (c. 200 AD) -- Pyrrho, ix...
• That the gods superintend all the affairs of men, and that there are such beings as daemons.
  -- Diogenes Laertius (c. 200 AD) -- Plato, xlii...
• Ignorance plays the chief part among men, and the multitude of word
  -- Diogenes Laertius (c. 200 AD) -- Cleobulus, iv...