Related:

• Observation, not old age, brings wisdom.
• Wisdom is meaningless until our own experience has given it meaning, and there is wisdom in the selection of wisdom.
  -- Bergen Eva...
• All is but lip wisdom which wants experience. -- Sir Philip Sydney
• The reason they're called wisdom teeth is that the experience makes you wise.
• The wisdom of the wise and the experience of the ages are perpetuated by quotations.
  -- Benjamin Disraeli (1804-1881)...
• The older I grow the more I distrust the familiar doctrine that age brings wisdom.
  -- H. L. Mencke...