1172

How to spend life.

The acquisition of any knowledge is always of use to the intellect, because it may thus drive out useless things and retain the good.

For nothing can be loved or hated unless it is first known.

Taken from The Notebooks of Leonardo da Vinci edited by Jean Paul Richter, 1880.

Notebooks of Leonoardo da Vinci
XIX: Philosophical Maxims. Morals. Polemics and Speculations.
. . .
1152,
1153,
1154,
1155,
1156,
1157,
1158,
1159,
1160,
1161
What is life?.
1162,
1163
Death.
1164
How to spend life.
1165,
1166,
1167,
1168,
1169,
1170,
1171,
1172,
1173,
1174,
1175,
1176,
1177,
1178,
1179
On foolishness and ignorance.
1180,
1181,
1182
On riches.
1183,
1184,
1185,
1186,
1187
Rules of Life.
1188,
1189,
1190,
1191,
1192
. . .