Justus von Liebig Quote

Without the power of observation, without judgment, without sagacity, all mathematical knowledge is useless.


In: John Gardner, Familiar Letters on Chemistry, Second Series, Letter I (p. 12), Taylor & Walton. 1844


Without the power of observation, without judgment, without sagacity, all mathematical knowledge is useless.

Without the power of observation, without judgment, without sagacity, all mathematical knowledge is useless.

Without the power of observation, without judgment, without sagacity, all mathematical knowledge is useless.

Without the power of observation, without judgment, without sagacity, all mathematical knowledge is useless.