One draught above heat makes him a fool; the second mads him;

Related:

• We will draw the curtain and show you the picture. -
  William Shakespeare (1564-1616), Twelfth Night --...
• An I thought he had been valiant and so cunning in fence,
  I 'ld have seen him damned ere I' ld have challenged...
• Halloo your name to the reverberate hills, And make the babbling gossip of the air Cry out.
  William Shakespeare (1564-1616), Twelfth Night --...
• A jest's prosperity lies in the ear Of him that hears it,
  never in the tongue Of him that makes it. -- William...
• I am sure care 's an enemy to life. -- William Shakespeare (1564-1616),
  Twelfth Night -- Act i, Sc....
• At my fingers' ends. -- William Shakespeare (1564-1616),
  Twelfth Night -- Act i, Sc....
• Is it a world to hide virtues in? -- William Shakespeare (1564-1616),
  Twelfth Night -- Act i, Sc....
• Wherefore are these things hid? -- William Shakespeare (1564-1616),
  Twelfth Night -- Act i, Sc....
• God made him, and therefore let him pass for a man.
  William Shakespeare (1564-1616), The Merchant of Venice...