catflap.org Online Dictionary Query

  be made of sterner stuff /biː mˌeɪd ɒv stˈɜːnə stˈʌf/
  aus härterem Holz geschnitzt sein [übtr.]
   see: wood, kindling wood, firewood, crosscut wood, barked wood, peeled wood, fossil wood, fumed wood, domestic wood, juvenile wood, chimney wood, mature wood, opalized wood, silicified wood, woodstone, dendrolite, petrified wood, be of a different stamp, touch wood, Wood is prone to movement., Wood is subject to movement.