Related:

• That guy Ibid, he thinks he knows everything!
• I taught him everything he knows!
• He who knows how to be poor knows everything. -- Jules Michelet (1798-1847)
• He knows nothing; and he thinks he knows everything.
  That points clearly to a political career. SHAW...
• He knows nothing and thinks he knows everything. That points clearly to a political career.
  --George Bernard Shaw...
• Hire a college student while he still knows everything!
• Taught him everything I know, and still he knows nothing.